-ic -ol bbb bbc bbh bbi bbl bbo bbr bcb bcc bch bci bcl bco bcr bhb bhc bhh bhi bhl bho bhr bi- bib bic bih bii bil bio bir blb blc blh bli bll blo blr bob boc boh boi bol boo bor brb brh bri brl bro brr c-- cbb cbc cbh cbi cbl cbo cbr ccb ccc cch cci ccl cco ccr ch- chb chc chh chi chl cho chr ci- cib cic cih cii cil cio cir cl- clb clc clh cli cll clo clr co- cob coc coh coi col coo cor crb crc crh cri crl cro crr h-i hbb hbc hbh hbi hbl hbo hbr hcb hcc hch hci hcl hco hcr hhb hhc hhh hhi hhl hho hhr hib hic hih hii hil hio hir hlb hlc hlh hli hll hlo hlr hob hoc hoh hoi hol hoo hor hr- hrb hrc hrh hri hrl hro hrr ibb ibc ibh ibi ibl ibo ibr icb icc ich ici icl ico icr ihb ihc ihh ihi ihl iho ihr iib iic iih iii iil iio iir il- ilb ilc ilh ili ill ilo ilr io- iob ioc ioh ioi iol ioo ior ir- irb irc iri irl iro irr lbb lbc lbh lbi lbl lbo lbr lcb lcc lch lci lcl lco lcr lhb lhc lhh lhi lho lhr lib lic lih lii lil lio lir llb llc lli lll llo llr lob loc loh loi lol loo lor lrb lrc lrh lri lro lrr o-i ob- obb obc obh obi obl obo obr oc- ocb occ och oci ocl oco ocr ohc ohh ohi ohl oho ohr oib oic oii oil oio oir olb olc oli oll olo oo- oob ooc ooh ooi ool ooo oor or- orb orc orh ori orl oro orr rbb rbc rbh rbi rbl rbo rbr rcb rcc rch rci rcl rco rcr rh- rhb rhc rhh rhi rhl rho rhr rib ric rih rii ril rio rir rlc rlh rli rll rlo rlr rob roc roh roi rol roo ror rrb rrc rrh rri rrl rrr