-ic a-a a-b a-c a-i aaa aab aac aad aah aai aan aau ab- aba abb abc abd abh abi abn abu ac- aca acb acc acd ach aci acn acu ad- ada adb adc add adh adi adn adu aha ahb ahc ahd ahh ahi ahn ahu ai- aia aib aic aid aih aii ain aiu an- ana anb anc and anh ani ann anu au- aua aub auc aud auh aui aun b-u baa bab bac bad bah bai ban bau bba bbb bbc bbd bbh bbi bbn bbu bca bcb bcc bcd bch bci bcn bcu bda bdb bdc bdd bdh bdi bdu bha bhb bhc bhd bhh bhi bhu bi- bia bib bic bid bih bii bin biu bna bnb bnc bnd bni bnn bnu bua bub buc bud buh bui bun buu c-- caa cab cac cad cah cai can cau cba cbb cbc cbd cbh cbi cbn cbu cca ccb ccc ccd cch cci ccn ccu cda cdb cdc cdd cdh cdi cdn cdu ch- cha chb chc chd chh chi chn chu ci- cia cib cic cid cih cii cin ciu cn- cna cnb cnc cnd cnh cni cnn cnu cua cub cuc cud cuh cui cun cuu daa dab dac dad dah dai dan dau dba dbb dbc dbd dbh dbi dbn dbu dca dcb dcc dcd dci dcn dcu dda ddb ddc ddd ddh ddi ddn ddu dh- dha dhb dhc dhd dhh dhi dhu di- dia dib dic did dih dii din diu dna dnb dnc dnd dnh dni dnn dua dub duc dud duh dui dun h-i haa hab hac had hah hai han hau hba hbb hbc hbd hbh hbi hbn hbu hca hcb hcc hcd hch hci hcn hda hdb hdc hdd hdh hdi hdn hdu hha hhb hhc hhd hhh hhi hhn hhu hia hib hic hid hih hii hin hiu hna hnb hnc hnd hnh hnn hnu hua hub huc hud huh hui hun huu i-d ia- iaa iab iac iad iah iai ian iau iba ibb ibc ibd ibh ibi ibn ibu ica icb icc icd ich ici icn icu ida idb idc idd idh idi idn idu iha ihb ihc ihd ihh ihi ihn ihu iia iib iic iid iih iii iin iiu in- ina inb inc ind inh ini inn inu iu- iua iub iuc iud iui n-i naa nab nac nad nah nai nan nau nba nbb nbc nbd nbi nbn nbu nca ncb ncc ncd nch nci ncn ncu nda ndb ndc ndd ndh ndi ndn ndu nha nhb nhc nhd nhh nhi nhn nhu nia nib nic nid nih nii nin niu nna nnb nnc nnh nni nnn nnu nua nub nuc nud nuh nui nun nuu ua- uaa uab uac uad uah uai uan uau uba ubb ubc ubh ubi ubn ubu uca ucb ucc ucd uch uci ucn ucu uda udb udc udd udi udn udu uha uhb uhc uhd uhh uhi uhu uia uib uic uid uii uin uiu un- una unb unc und unh uni unn unu uua uuc uun uuu