-ic -ji bbb bbc bbe bbf bbi bbo bcb bcc bce bcf bci bcj bco be- beb bec bee bef bei beo bfb bfc bfe bff bfi bfj bfo bi- bib bic bie bif bii bij bio bjc bjf bji bjj bob boc boe bof boi boj boo c-- c-j cbb cbc cbe cbf cbi cbj cbo ccb ccc cce ccf cci ccj cco ce- ceb cec cee cef cei cej ceo cfb cfc cfe cff cfi cfo ci- cib cic cie cif cii cij cio cjb cjc cjf co- cob coc coe cof coi coj coo ebb ebc ebe ebf ebi ebj ebo ec- ecb ecc ece ecf eci ecj eco eeb eec eee eef eeo ef- efb efc efe eff efi efo eib eic eie eif eii eij eio ejc ejf eji ejo eo- eob eoc eoe eof eoi eoo fbb fbc fbe fbf fbi fbo fcb fcc fce fcf fci fcj fco feb fec fee fef fei feo ffc ffe fff ffi ffo fib fic fie fif fii fij fjb fjc fji fob foc foe fof foi foo i-f ibb ibc ibe ibf ibi ibj ibo icb icc ice icf ici icj ico ie- iec iee ief iei iej ifb ifc ife iff ifi ifo iib iic iie iif iii iij iio ijb ijc ije ijf iji ijo io- iob ioc ioe iof ioi ioj ioo j-i jbc jbf jbi jbj jbo jcb jcc jce jcf jci jco jeb jec jee jef jei jej jeo jfb jfc jfe jff jfi jfj jfo jib jic jie jif jii jij jio jjb jjc jjf jjj job joc joe jof joi joj joo o-i ob- obb obc obe obf obi obj obo oc- ocb occ ocf oci ocj oco oeb oec oee oef oei oeo of- ofb ofc ofe off ofi ofo oib oic oie oif oii oio ojb ojc oje oji ojo oo- oob ooc oof ooi ooo