btec4 atec 9sec4f 8sec4 7sec

m2dc l2dc4f k2dc4 j2dc i2dc4f

xbdc4f wbdc4 vbdc ubdc4f tbdc4

8kcc4 7kcc 6kcc4f 5kcc4 4kcc

jubc iubc4f hubc4 gubc fubc4f