a-a a-c aaa aac aad aaf aah aan aau ac- aca acc acd acf ach acn acu ad- ada adc add adf adh adn adu af- afa afc afd aff afh afn afu aha ahc ahd ahf ahh ahn ahu an- ana anc and anf anh ann anu au- aua auc aud auf auh aun c-- caa cac cad caf cah can cau cca ccc ccd ccf cch ccn ccu cda cdc cdd cdf cdh cdn cdu cfa cfc cfd cff cfh cfn cfu ch- cha chc chd chf chh chn chu cn- cna cnc cnd cnf cnh cnn cnu cua cuc cud cuf cuh cun cuu daa dac dad daf dah dan dau dca dcc dcd dcf dcn dcu dda ddc ddd ddf ddh ddn ddu dfa dfc dfd dff dfh dfn dfu dh- dha dhc dhd dhf dhh dhu dna dnc dnd dnf dnh dnn dua duc dud duf duh dun faa fac fad faf fah fan fau fca fcc fcd fcf fcn fcu fda fdc fdd fdf fdh fdn fdu ffa ffc ffd fff ffh ffn ffu fha fhc fhf fhh fhn fna fnc fnd fnf fnh fnn fnu fua fud fuf fun fuu haa hac had haf hah han hau hca hcc hcd hcf hch hcn hda hdc hdd hdf hdh hdn hdu hfa hfc hfd hff hfh hfn hfu hha hhc hhd hhf hhh hhn hhu hna hnc hnd hnf hnh hnn hnu hua huc hud huf huh hun huu naa nac nad naf nah nan nau nca ncc ncd ncf nch ncn ncu nda ndc ndd ndf ndh ndn ndu nfa nfc nfd nff nfn nfu nha nhc nhd nhf nhh nhn nhu nna nnc nnf nnh nnn nnu nua nuc nud nuh nun nuu ua- uaa uac uad uaf uah uan uau uca ucc ucd ucf uch ucn ucu uda udc udd udf udn udu ufa ufc ufd uff ufh ufn ufu uha uhc uhd uhf uhh uhu un- una unc und unf unh unn unu uua uuc uun uuu