1 hour



Any Level




Rosa Suen

Learn to Reharmonize a simple song from basic chords to a mature music arrangement with advanced chords. 10 Level Chords

Expected learning & outcomes

  • HARMONIZE a song from basic chords
  • LEARN music chord theory
  • APPLY music chords to melody tones
  • STEP by STEP to arrange a simple song
  • USE Harmony rules from Level 1 to Level 10
  • APPLY b9 to create cocktail chord sounds
  • CREATE nostalgic mood with 9th tones
  • LISTEN to chord sounds
  • SUSPEND chords with 4th tone
  • SPOT dominant chords to reharmonize higher level chords
  • PUT in secondary dominant chords for more reharmonizing
  • CREATE jazzy sounds with tritone chords
  • PLAY a mature music arrangement to a simple song
  • EXPLORE advanced chords to arrange a song
  • LEARN beautiful chord progressions
  • PLAY different beautiful chord progressions
  • SUBSTITUTE chords to create beautiful sounds

    Skills you will learn

    C# programming, C++ programming, Music, Teaching

    About this course

    Learn DIFFERENT Chord Progressions to arrange this song:  Joy to the World

    You learn how to turn a song from its basic level to putting in advanced chords for interesting harmony. 

    Here's the Secret:  Learn Rosa's 10 Level Studies of Chords

    • Start from basic chords

    • Move from one level to the next

    • Learn advanced music chords

    • Do a variety of chord substitutions

    • Learn 10 Reharmonization Rules

    • Have 10 eBooks for the 10 Levels to deepen your study with full explanation

    Once you learn the full details of these 10 different levels of rearranging a song, you will be able to apply the same principles to hundreds and thousands of songs

    This is a thorough step by step approach to show you how you can use the following chords to harmonize a song in the Key of C:

    • C,  C6 , CM7,  C6/9,  F6,  FM7,  F6/9,  FM9,  G7,  G9

    • Am7,  Dm7,  Em7

    • C7,  A7,  D7

    • C7b9, D7b9, G7b9, A7b9

    • C#dim7,  D#dim7,  Ebdim7,  F#dim7

    • C+,  G+,  A+,  D+

    • G7sus,  C7sus,  A7sus,  D7sus

    • Db7,  Eb7,  Gb7,  Ab7,  Bb7

    You will learn the following Chord Progressions of Joy to the World:

    1. C  Dm7  G7  C

    2. C  Em  Dm  Em  G7 C

    3. C  Am7  Dm7  G7  C

    4. C  Dm7  Em7  Am7  G7

    5. C  Em7  Am7  Dm9  G7 C

    6. C  Am7  Dm7  G7  Em7  Am7  Dm7 G7 C

    7. C  D7  G7  C

    8. C  G7  D7  G7

    9. C  A7  D7  G7  C

    10. C  Em7  A7  G7  C

    11. C  C7  F  G7

    12. C  G7b9

    13. C  G  G7b9

    14. C  Em7  A7 D7 G7b9

    15. C  Em7  A7  Dm9  G7b9

    16. C  C7b9  G7  G7b9  C

    17. C  G7  D7b9  G7

    18. C  Em7  A7b9  Dm9  G7b9 C

    19. C  C#dim7  Dm7  G7b9

    20. C  Em7  C#dim7  Dm7  G7b9

    21. C  G+  D7  G+

    22. C  Em7  A7  D+  G7

    23. C  Em7  A7  A+  Dm9  G7

    24. C  A7  G7sus  G7 C

    25. C  A7  D7sus  D7  G7sus  G7 C

    26. C  C7  F  G7  Db7  C

    Here are the 10 Levels Music Theory Study:

    Level 1 Basic Harmony: I IV V7 

    • Adding in cadences: IV to I; 

    • V to I 

    • Key of C: C, F, G7

    Level 2 Chord Extensions & Quartals 

    • Add color tones: 6ths, 7ths, 9ths 

    • I6,  IM7,  I6/9,  IV6,  IVM7,  IV6/9,  V9 

    • Key of C: C6,  CM7,  C6/9,  F6,  FM7,  F6/9,  FM9, G9

    Level 3 Minor chord substitutions & additions 

    • ii, iii, vi

    • Key of C: Dm, Em, Am

    Level 4 Circle of 5ths for minor chord substitutions 

    • ii7, iii7, vi7 

    • Key of C: Dm7, Em7, Am7

    Level 5 Secondary Dominants 

    • I7, II7, VI7 

    • Key of C: C7, D7, A7

    Level 6 Altered dominant chord substitution

    • 7b9 I7b9,  II7b9,  V7b9,  VI7b9 

    • Key of C: C7b9,  D7b9,  G7b9,  A7b9

    Level 7 Diminished 7 Chords (b3 + b5) Substitutions and Insertions 

    • I#°7,   ii#°7,   bIII°7,   IV#°7 

    • Key of C: C#dim7 to Dm;    

    • D#dim7 to Em;

    • Ebdim7 to Dm;    

    • F#dim7 to C/G

    Level 8 Altered dominant chord substitution: 

    • +5 Augmented chords

    • Key of C: C+, G+, A+, D+

    Level 9 Suspension chords: 

    • 4th tone

    • IV/V,  bVII/I,  V/VI,  I/II 

    • Key of C: G7sus, C7sus, A7sus, D7sus

    Level 10 Tritone Substitution Chords 

    • bII7,  bIII7,  bV7,  bVI7,  bVII7 

    • Key of C: Db7, Eb7, Gb7, Ab7, Bb7

    Have Fun,



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    About Rosa's online course at Udemy: 

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