Related Clues:

• Chinese secret societies involved in crime
• If you want them to come by threes, have a go at the small advertisements, by the sound of them
• One might attempt advertisements, by the sound of it, for such literary forms
• That's as dirt comes in threes
• Three-note chords
• Threes of a kind
• Organised raid in backstreet exposes Chinese criminals
• Some jazz groups
• Simple piano chords
• ZZ Top and Cream
• Common chords
• Small pop groups
• Bands of three
• Many folk bands
• Small combos