-ic a-a a-b a-c a-i aaa aab aac aad aah aai aak aau ab- aba abb abc abd abh abi abk abu ac- aca acb acc acd ach aci ack acu ad- ada adb adc add adh adi adk adu aha ahb ahc ahd ahh ahi ahk ahu ai- aia aib aic aid aih aii aik aiu aka akb akc akd akh aki akk aku au- aua aub auc aud auh aui auk b-u baa bab bac bad bah bai bak bau bba bbb bbc bbd bbh bbi bbk bbu bca bcb bcc bcd bch bci bck bcu bda bdb bdc bdd bdh bdi bdk bdu bha bhb bhc bhd bhh bhi bhk bhu bi- bia bib bic bid bih bii bik biu bka bkb bkc bkk bua bub buc bud buh bui buk buu c-- caa cab cac cad cah cai cak cau cba cbb cbc cbd cbh cbi cbk cbu cca ccb ccc ccd cch cci cck ccu cda cdb cdc cdd cdh cdi cdk cdu ch- cha chb chc chd chh chi chk chu ci- cia cib cic cid cih cii cik ciu cka ckb ckc ckd ckh cki cua cub cuc cud cuh cui cuk cuu daa dab dac dad dah dai dak dau dba dbb dbc dbd dbh dbi dbk dbu dca dcb dcc dcd dci dck dcu dda ddb ddc ddd ddh ddi ddk ddu dh- dha dhb dhc dhd dhh dhi dhk dhu di- dia dib dic did dih dii dik diu dka dkb dkc dki dkk dku dua dub duc dud duh dui duk h-i haa hab hac had hah hai hak hau hba hbb hbc hbd hbh hbi hbk hbu hca hcb hcc hcd hch hci hck hda hdb hdc hdd hdh hdi hdk hdu hha hhb hhc hhd hhh hhi hhk hhu hia hib hic hid hih hii hik hiu hka hkb hkd hkh hki hkk hku hua hub huc hud huh hui huk huu i-d ia- iaa iab iac iad iah iai iau iba ibb ibc ibd ibh ibi ibk ibu ica icb icc icd ich ici ick icu ida idb idc idd idh idi idk idu iha ihb ihc ihd ihh ihi ihk ihu iia iib iic iid iih iii iiu ika ikb ikc iki ikk iku iu- iua iub iuc iud iui ka- kaa kab kac kad kah kai kak kau kba kbb kbc kbd kbh kbi kbk kbu kca kcb kcc kcd kch kci kck kcu kda kdb kdc kdh kdk kdu kha khh khi khk khu kia kib kic kid kih kii kik kiu kkb kkc kkh kki kkk kku kub kuc kud kuh kui kuk kuu ua- uaa uab uac uad uah uai uak uau uba ubb ubc ubh ubi ubk ubu uca ucb ucc ucd uch uci uck ucu uda udb udc udd udi udk udu uha uhb uhc uhd uhh uhi uhu uia uib uic uid uii uiu uka ukb ukc uki ukk uku uua uuc uuu