-ic -ol b-u bbb bbc bbi bbl bbn bbo bbt bbu bcb bcc bci bcl bcn bco bct bcu bi- bib bic bii bil bin bio bit biu blb blc bli bll bln blo blt blu bnb bnc bni bnl bnn bno bnt bnu bob boc boi bol bon boo bot bou btb btc bti btl btn bto btt btu bub buc bui bul bun buo but buu c-- cbb cbc cbi cbl cbn cbo cbt cbu ccb ccc cci ccl ccn cco cct ccu ci- cib cic cii cil cin cio cit ciu cl- clb clc cli cll cln clo clt clu cn- cnb cnc cni cnl cnn cno cnt cnu co- cob coc coi col con coo cot cou ctb ctc cti ctl ctn cto ctt ctu cub cuc cui cul cun cuo cut cuu ibb ibc ibi ibl ibn ibo ibt ibu icb icc ici icl icn ico ict icu iib iic iii iil iin iio iit iiu il- ilb ilc ili ill iln ilo ilt ilu in- inb inc ini inl inn ino int inu io- iob ioc ioi iol ion ioo iot iou itb itc iti itl itn ito itt itu iu- iub iuc iui iut lbb lbc lbi lbl lbo lbt lbu lcb lcc lci lcl lcn lco lct lcu lib lic lii lil lin lio lit liu llb llc lli lll lln llo llt llu lnb lnc lni lnl lnn lno lnt lnu lob loc loi lol lon loo lot lou ltb ltc lti ltl lto ltt ltu lub luc lui lul lun luo lut luu n-i nbb nbc nbi nbl nbn nbo nbt nbu ncb ncc nci ncl ncn nco nct ncu nib nic nii nil nin nio nit niu nlb nlc nli nll nln nlo nlt nlu nnb nnc nni nnl nnn nno nnt nnu no- nob noc noi nol non noo not nou ntb ntc nti ntn nto ntt ntu nub nuc nui nul nun nuo nut nuu o-i ob- obb obc obi obl obn obo obt obu oc- ocb occ oci ocl ocn oco oct ocu oib oic oii oil oin oio oit oiu olb olc oli oll oln olo olt olu on- onb onc oni onl onn ono ont onu oo- oob ooc ooi ool oon ooo oot ot- otb otc oti otl otn oto ott otu ou- ouc oui oul oun ouo out tbb tbc tbi tbl tbn tbo tbt tbu tcb tcc tci tcl tcn tco tct tcu tib tic tii til tin tio tit tiu tlc tli tll tln tlo tlt tlu tnb tnc tni tnl tnn tno tnt to- tob toc toi tol ton too tot tou ttb ttc tti ttl ttn tto ttt ttu tub tuc tui tul tun tuo tut tuu ubb ubc ubi ubl ubn ubo ubt ubu ucb ucc uci ucl ucn uco uct ucu uib uic uii uil uin uio uit uiu ulb ulc uli ull uln ulo ult ulu un- unb unc uni unl unn uno unt unu uob uoc uol uon uoo uot utb utc uti utl utn uto utt utu uuc uun uut uuu