-ic -ol b-u bbb bbc bbi bbl bbm bbo bbt bbu bcb bcc bci bcl bcm bco bct bcu bi- bib bic bii bil bim bio bit biu blb blc bli bll blm blo blt blu bmb bmc bmi bml bmm bmo bmt bmu bob boc boi bol bom boo bot bou btb btc bti btl btm bto btt btu bub buc bui bul bum buo but buu c-- cbb cbc cbi cbl cbm cbo cbt cbu ccb ccc cci ccl ccm cco cct ccu ci- cib cic cii cil cim cio cit ciu cl- clb clc cli cll clm clo clt clu cmb cmc cmi cml cmm cmo cmt cmu co- cob coc coi col com coo cot cou ctb ctc cti ctl ctm cto ctt ctu cub cuc cui cul cum cuo cut cuu ibb ibc ibi ibl ibm ibo ibt ibu icb icc ici icl icm ico ict icu iib iic iii iil iim iio iit iiu il- ilb ilc ili ill ilm ilo ilt ilu im- imb imc imi iml imm imo imt imu io- iob ioc ioi iol iom ioo iot iou itb itc iti itl itm ito itt itu iu- iub iuc iui ium iut lbb lbc lbi lbl lbm lbo lbt lbu lcb lcc lci lcl lcm lco lct lcu lib lic lii lil lim lio lit liu llb llc lli lll llm llo llt llu lmb lmc lmi lml lmm lmo lmt lmu lob loc loi lol lom loo lot lou ltb ltc lti ltl ltm lto ltt ltu lub luc lui lul lum luo lut luu m-o mbb mbc mbi mbl mbm mbo mbt mbu mc- mcb mcc mci mcl mcm mco mct mcu mi- mib mic mii mil mim mio mit miu mlb mlc mli mll mlm mlo mlt mlu mmb mmc mmi mml mmm mmo mmt mmu mob moc moi mol mom moo mot mou mtb mtc mti mtl mtm mto mtt mtu mub muc mui mul mum mut muu o-i ob- obb obc obi obl obm obo obt obu oc- ocb occ oci ocl ocm oco oct ocu oib oic oii oil oim oio oit oiu olb olc oli oll olm olo olt olu om- omb omc omi oml omm omo omt omu oo- oob ooc ooi ool oom ooo oot ot- otb otc oti otl otm oto ott otu ou- ouc oui oul oum ouo out tbb tbc tbi tbl tbm tbo tbt tbu tcb tcc tci tcl tcm tco tct tcu tib tic tii til tim tio tit tiu tlc tli tll tlm tlo tlt tlu tmb tmc tmi tml tmm tmo tmt tmu to- tob toc toi tol tom too tot tou ttb ttc tti ttl ttm tto ttt ttu tub tuc tui tul tum tuo tut tuu ubb ubc ubi ubl ubo ubt ubu ucb ucc uci ucl ucm uco uct ucu uib uic uii uil uim uio uit uiu ulb ulc uli ull ulm ulo ult ulu um- umb umc umi uml umm umo umt umu uob uoc uol uom uoo uot utb utc uti utl utm uto utt utu uuc uum uut uuu