-ic a-a a-b a-c a-i a-t aaa aab aac aai aak aao aat aau aav ab- aba abb abc abi abk abo abt abu abv ac- aca acb acc aci ack aco act acu acv ai- aia aib aic aii aik aio ait aiu aiv aka akb akc aki akk ako aku akv aoa aob aoc aoi aok aoo aot aou aov at- ata atb atc ati ato att atu atv au- aua aub auc aui auk auo aut auv av- ava avb avc avi avk avo avt avu b-u baa bab bac bai bak bao bat bau bav bba bbb bbc bbi bbk bbo bbt bbu bca bcb bcc bci bck bco bct bcu bcv bi- bia bib bic bii bik bio bit biu biv bka bkb bkc bkk bko bkt bkv boa bob boc boi bok boo bot bou bov bta btb btc bti btk bto btt btu btv bua bub buc bui buk buo but buu bva bvb bvc bvi bvk bvo bvt bvu bvv c-- caa cab cac cai cak cao cat cau cav cba cbb cbc cbi cbk cbo cbt cbu cbv cca ccb ccc cci cck cco cct ccu ccv ci- cia cib cic cii cik cio cit ciu civ cka ckb ckc cki cko ckt co- coa cob coc coi cok coo cot cou cov cta ctb ctc cti ctk cto ctt ctu ctv cua cub cuc cui cuk cuo cut cuu cuv cva cvb cvc cvi cvk cvo cvt cvu cvv i-v ia- iaa iab iac iai iao iat iau iav iba ibb ibc ibi ibk ibo ibt ibu ibv ica icb icc ici ick ico ict icu icv iia iib iic iii iio iit iiu ika ikb ikc iki ikk iko ikt iku ikv io- ioa iob ioc ioi ioo iot iou iov ita itb itc iti itk ito itt itu itv iu- iua iub iuc iui iut iva ivb ivc ivi ivo ivt ivu ivv k-t ka- kaa kab kac kai kak kao kat kau kav kba kbb kbc kbi kbk kbo kbu kca kcb kcc kci kck kct kcu kia kib kic kii kik kio kit kiu kiv kkb kkc kki kkk kkt kku kkv koa kob koc koi kok koo kot kou kta ktb ktc ktk kto ktt ktu ktv kub kuc kui kuk kut kuu kva kvb kvi kvk kvo kvv o-i oaa oab oac oai oak oao oat oau oav ob- oba obb obc obi obk obo obt obu obv oc- oca ocb occ oci ock oco oct ocu ocv oia oib oic oii oik oio oit oiu oiv oka okb okc oki okk oko oku oo- ooa oob ooc ooi ook ooo oot oov ot- ota otb otc oti otk oto ott otu otv ou- oua ouc oui ouk ouo out ov- ova ovb ovc ovi ovo ovv taa tab tac tai tak tao tat tau tav tba tbb tbc tbi tbk tbo tbt tbu tbv tca tcb tcc tci tck tco tct tcu tcv tia tib tic tii tik tio tit tiu tiv tka tkb tkc tkk tko tkt to- toa tob toc toi tok too tot tou tov tta ttb ttc tti ttk tto ttt ttu ttv tua tub tuc tui tuk tuo tut tuu tuv tva tvb tvc tvi tvk tvo tvt tvu ua- uaa uab uac uai uak uao uat uau uav uba ubb ubc ubi ubk ubo ubt ubu ubv uca ucb ucc uci uck uco uct ucu ucv uia uib uic uii uio uit uiu uka ukb ukc uki ukk uku uoa uob uoc uok uoo uot uta utb utc uti utk uto utt utu utv uua uuc uut uuu uva uvb uvc uvo uvu uvv v-a vaa vab vac vai vak vao vat vau vav vba vbc vbi vbk vbo vbv vca vcc vci vco vct vcu vi- via vib vic vii vik vio vit viu viv vka vkb vkt voa vob voc voi vok voo vot vou vov vta vtb vtc vti vtk vto vtt vtu vtv vuk vut vuv vva vvb vvc vvi vvo vvt vvv