-ic a-a a-b a-c a-i aaa aab aac aah aai aak aan aau ab- aba abb abc abh abi abk abn abu ac- aca acb acc ach aci ack acn acu aha ahb ahc ahh ahi ahk ahn ahu ai- aia aib aic aih aii aik ain aiu aka akb akc akh aki akk akn aku an- ana anb anc anh ani ank ann anu au- aua aub auc auh aui auk aun b-u baa bab bac bah bai bak ban bau bba bbb bbc bbh bbi bbk bbn bbu bca bcb bcc bch bci bck bcn bcu bha bhb bhc bhh bhi bhk bhu bi- bia bib bic bih bii bik bin biu bka bkb bkc bkk bkn bna bnb bnc bni bnk bnn bnu bua bub buc buh bui buk bun buu c-- caa cab cac cah cai cak can cau cba cbb cbc cbh cbi cbk cbn cbu cca ccb ccc cch cci cck ccn ccu ch- cha chb chc chh chi chk chn chu ci- cia cib cic cih cii cik cin ciu cka ckb ckc ckh cki cn- cna cnb cnc cnh cni cnn cnu cua cub cuc cuh cui cuk cun cuu h-i haa hab hac hah hai hak han hau hba hbb hbc hbh hbi hbk hbn hbu hca hcb hcc hch hci hck hcn hha hhb hhc hhh hhi hhk hhn hhu hia hib hic hih hii hik hin hiu hka hkb hkh hki hkk hkn hku hna hnb hnc hnh hnk hnn hnu hua hub huc huh hui huk hun huu ia- iaa iab iac iah iai ian iau iba ibb ibc ibh ibi ibk ibn ibu ica icb icc ich ici ick icn icu iha ihb ihc ihh ihi ihk ihn ihu iia iib iic iih iii iin iiu ika ikb ikc iki ikk iku in- ina inb inc inh ini ink inn inu iu- iua iub iuc iui ka- kaa kab kac kah kai kak kan kau kba kbb kbc kbh kbi kbk kbn kbu kca kcb kcc kch kci kck kcn kcu kha khh khi khk khn khu kia kib kic kih kii kik kin kiu kkb kkc kkh kki kkk kkn kku kn- kna knc kni knk knn knu kub kuc kuh kui kuk kun kuu n-i naa nab nac nah nai nak nan nau nba nbb nbc nbi nbk nbn nbu nca ncb ncc nch nci nck ncn ncu nha nhb nhc nhh nhi nhk nhn nhu nia nib nic nih nii nik nin niu nka nkc nki nkk nkn nku nna nnb nnc nnh nni nnk nnn nnu nua nub nuc nuh nui nuk nun nuu ua- uaa uab uac uah uai uak uan uau uba ubb ubc ubh ubi ubk ubn ubu uca ucb ucc uch uci uck ucn ucu uha uhb uhc uhh uhi uhu uia uib uic uii uin uiu uka ukb ukc uki ukk ukn uku un- una unb unc unh uni unk unn unu uua uuc uun uuu