-ic a-a a-b a-c a-i aaa aab aac aad aae aah aai aak aan aau ab- aba abb abc abd abe abh abi abk abn abu ac- aca acb acc acd ace ach aci ack acn acu ad- ada adb adc add ade adh adi adk adn adu aea aeb aec aed aee aeh aei aek aen aeu aha ahb ahc ahd ahe ahh ahi ahk ahn ahu ai- aia aib aic aid aie aih aii aik ain aiu aka akb akc akd ake akh aki akk akn aku an- ana anb anc and ane anh ani ank ann anu au- aua aub auc aud aue auh aui auk aun b-u baa bab bac bad bae bah bai bak ban bau bba bbb bbc bbd bbe bbh bbi bbk bbn bbu bca bcb bcc bcd bce bch bci bck bcn bcu bda bdb bdc bdd bde bdh bdi bdk bdu be- bea beb bec bed bee beh bei bek ben beu bha bhb bhc bhd bhe bhh bhi bhk bhu bi- bia bib bic bid bie bih bii bik bin biu bka bkb bkc bke bkk bkn bna bnb bnc bnd bne bni bnk bnn bnu bua bub buc bud bue buh bui buk bun buu c-- caa cab cac cad cae cah cai cak can cau cba cbb cbc cbd cbe cbh cbi cbk cbn cbu cca ccb ccc ccd cce cch cci cck ccn ccu cda cdb cdc cdd cde cdh cdi cdk cdn cdu ce- cea ceb cec ced cee ceh cei cek cen ceu ch- cha chb chc chd che chh chi chk chn chu ci- cia cib cic cid cie cih cii cik cin ciu cka ckb ckc ckd ckh cki cn- cna cnb cnc cnd cne cnh cni cnn cnu cua cub cuc cud cue cuh cui cuk cun cuu daa dab dac dad dae dah dai dak dan dau dba dbb dbc dbd dbe dbh dbi dbk dbn dbu dca dcb dcc dcd dce dci dck dcn dcu dda ddb ddc ddd dde ddh ddi ddk ddn ddu de- dea deb dec ded dee deh dei dek den deu dh- dha dhb dhc dhd dhe dhh dhi dhk dhu di- dia dib dic did die dih dii dik din diu dka dkb dkc dke dki dkk dku dna dnb dnc dnd dne dnh dni dnk dnn dua dub duc dud due duh dui duk dun eaa eab eac ead eae eah eai eak ean eau eba ebb ebc ebd ebe ebh ebi ebk ebn ebu ec- eca ecb ecc ecd ece ech eci eck ecn ecu ed- eda edb edc edd ede edh edi edk edn edu eea eeb eec eed eee eek een eha ehb ehc ehd ehe ehh ehi ehn ehu eia eib eic eid eie eii eik ein eiu eka ekb ekc ekd eke ekh eki eku en- ena enb enc end ene enh eni enk enn enu eu- eua eub euc eud eue eui eun h-i haa hab hac had hae hah hai hak han hau hba hbb hbc hbd hbe hbh hbi hbk hbn hbu hca hcb hcc hcd hce hch hci hck hcn hda hdb hdc hdd hde hdh hdi hdk hdn hdu he- hea heb hec hed hee heh hei hek hen heu hha hhb hhc hhd hhe hhh hhi hhk hhn hhu hia hib hic hid hie hih hii hik hin hiu hka hkb hkd hkh hki hkk hkn hku hna hnb hnc hnd hne hnh hnk hnn hnu hua hub huc hud hue huh hui huk hun huu i-d ia- iaa iab iac iad iae iah iai ian iau iba ibb ibc ibd ibe ibh ibi ibk ibn ibu ica icb icc icd ice ich ici ick icn icu ida idb idc idd ide idh idi idk idn idu ie- iea iec ied iee iei iek ien iha ihb ihc ihd ihe ihh ihi ihk ihn ihu iia iib iic iid iie iih iii iin iiu ika ikb ikc ike iki ikk iku in- ina inb inc ind ine inh ini ink inn inu iu- iua iub iuc iud iue iui ka- kaa kab kac kad kae kah kai kak kan kau kba kbb kbc kbd kbe kbh kbi kbk kbn kbu kca kcb kcc kcd kce kch kci kck kcn kcu kda kdb kdc kde kdh kdk kdu ke- kea keb kec ked kee keh kei kek ken kha khe khh khi khk khn khu kia kib kic kid kie kih kii kik kin kiu kkb kkc kke kkh kki kkk kkn kku kn- kna knc knd kne kni knk knn knu kub kuc kud kue kuh kui kuk kun kuu n-i naa nab nac nad nae nah nai nak nan nau nba nbb nbc nbd nbe nbi nbk nbn nbu nca ncb ncc ncd nce nch nci nck ncn ncu nda ndb ndc ndd nde ndh ndi ndk ndn ndu ne- nea neb nec ned nee neh nei nek nen neu nha nhb nhc nhd nhe nhh nhi nhk nhn nhu nia nib nic nid nie nih nii nik nin niu nka nkc nke nki nkk nkn nku nna nnb nnc nne nnh nni nnk nnn nnu nua nub nuc nud nue nuh nui nuk nun nuu ua- uaa uab uac uad uae uah uai uak uan uau uba ubb ubc ube ubh ubi ubk ubn ubu uca ucb ucc ucd uce uch uci uck ucn ucu uda udb udc udd ude udi udk udn udu uea ueb uec ued uee ueh uei uen uha uhb uhc uhd uhe uhh uhi uhu uia uib uic uid uie uii uin uiu uka ukb ukc uke uki ukk ukn uku un- una unb unc und une unh uni unk unn unu uua uuc uue uun uuu