-al -ic a-a a-b a-c a-i aaa aab aac aai aak aal aan aau ab- aba abb abc abi abk abl abn abu ac- aca acb acc aci ack acl acn acu ai- aia aib aic aii aik ail ain aiu aka akb akc aki akk akl akn aku al- ala alb alc ali alk all aln alu an- ana anb anc ani ank anl ann anu au- aua aub auc aui auk aul aun b-u baa bab bac bai bak bal ban bau bba bbb bbc bbi bbk bbl bbn bbu bca bcb bcc bci bck bcl bcn bcu bi- bia bib bic bii bik bil bin biu bka bkb bkc bkk bkl bkn bla blb blc bli blk bll bln blu bna bnb bnc bni bnk bnl bnn bnu bua bub buc bui buk bul bun buu c-- caa cab cac cai cak cal can cau cba cbb cbc cbi cbk cbl cbn cbu cca ccb ccc cci cck ccl ccn ccu ci- cia cib cic cii cik cil cin ciu cka ckb ckc cki cl- cla clb clc cli clk cll cln clu cn- cna cnb cnc cni cnl cnn cnu cua cub cuc cui cuk cul cun cuu ia- iaa iab iac iai ial ian iau iba ibb ibc ibi ibk ibl ibn ibu ica icb icc ici ick icl icn icu iia iib iic iii iil iin iiu ika ikb ikc iki ikk ikl iku il- ila ilb ilc ili ilk ill iln ilu in- ina inb inc ini ink inl inn inu iu- iua iub iuc iui ka- kaa kab kac kai kak kal kan kau kba kbb kbc kbi kbk kbl kbn kbu kca kcb kcc kci kck kcl kcn kcu kia kib kic kii kik kil kin kiu kkb kkc kki kkk kkl kkn kku kl- kla klb klc kli klu kn- kna knc kni knk knl knn knu kub kuc kui kuk kul kun kuu la- laa lab lac lai lak lal lan lau lba lbb lbc lbi lbk lbl lbu lca lcb lcc lci lck lcl lcn lcu lia lib lic lii lik lil lin liu lka lkb lkl lla llb llc lli llk lll lln llu lna lnb lnc lni lnk lnl lnn lnu lua lub luc lui luk lul lun luu n-i naa nab nac nai nak nal nan nau nba nbb nbc nbi nbk nbl nbn nbu nca ncb ncc nci nck ncl ncn ncu nia nib nic nii nik nil nin niu nka nkc nki nkk nkn nku nla nlb nlc nli nlk nll nln nlu nna nnb nnc nni nnk nnl nnn nnu nua nub nuc nui nuk nul nun nuu ua- uaa uab uac uai uak ual uan uau uba ubb ubc ubi ubk ubl ubn ubu uca ucb ucc uci uck ucl ucn ucu uia uib uic uii uil uin uiu uka ukb ukc uki ukk ukl ukn uku ula ulb ulc uli ulk ull uln ulu un- una unb unc uni unk unl unn unu uua uuc uun uuu