-ic b-u bbb bbc bbi bbm bbo bbq bbt bbu bcb bcc bci bcm bco bcq bct bcu bi- bib bic bii bim bio bit biu bmb bmc bmi bmm bmo bmq bmt bmu bob boc boi bom boo boq bot bou bqc bqt btb btc bti btm bto btq btt btu bub buc bui bum buo but buu c-- cbb cbc cbi cbm cbo cbq cbt cbu ccb ccc cci ccm cco cct ccu ci- cib cic cii cim cio ciq cit ciu cmb cmc cmi cmm cmo cmq cmt cmu co- cob coc coi com coo coq cot cou cqb cqc cqi cqm cqo cqt ctb ctc cti ctm cto ctq ctt ctu cub cuc cui cum cuo cuq cut cuu ibb ibc ibi ibm ibo ibt ibu icb icc ici icm ico icq ict icu iib iic iii iim iio iit iiu im- imb imc imi imm imo imt imu io- iob ioc ioi iom ioo iot iou iqc iqt iqu itb itc iti itm ito itq itt itu iu- iub iuc iui ium iut m-o mbb mbc mbi mbm mbo mbq mbt mbu mc- mcb mcc mci mcm mco mcq mct mcu mi- mib mic mii mim mio miq mit miu mmb mmc mmi mmm mmo mmt mmu mob moc moi mom moo mot mou mqb mqi mqt mtb mtc mti mtm mto mtt mtu mub muc mui mum mut muu o-i ob- obb obc obi obm obo obt obu oc- ocb occ oci ocm oco oct ocu oib oic oii oim oio oit oiu om- omb omc omi omm omo omt omu oo- oob ooc ooi oom ooo oot oqb oqo ot- otb otc oti otm oto ott otu ou- ouc oui oum ouo out qbc qbq qcc qci qcm qco qct qic qio qit qiu qmc qmi qmu qoi qom qoo qqq qqu qtc qti qtm qto qtq qu- qui qum quo qut tbb tbc tbi tbm tbo tbt tbu tcb tcc tci tcm tco tct tcu tib tic tii tim tio tit tiu tmb tmc tmi tmm tmo tmq tmt tmu to- tob toc toi tom too toq tot tou tqm tqo ttb ttc tti ttm tto ttt ttu tub tuc tui tum tuo tut tuu ubb ubc ubi ubo ubt ubu ucb ucc uci ucm uco uct ucu uib uic uii uim uio uiq uit uiu um- umb umc umi umm umo umt umu uob uoc uom uoo uot utb utc uti utm uto utt utu uuc uum uut uuu