Charango Chord Chart and Tabs in Ronroco Tuning

Rebo7, Reb°7, Reb dim7
Notes: Re♭, Fa♭, La♭♭, Do♭♭
11,9,8,9,x (4213x)
8,9,11,9,x (1243x)
11,x,8,9,11 (3x124)
8,x,11,9,11 (1x324)