-ic a-a a-b a-c a-i a-t aaa aab aac aae aaf aai aam aan aao aat aau ab- aba abb abc abe abf abi abm abn abo abt abu ac- aca acb acc ace acf aci acm acn aco act acu aea aeb aec aee aef aei aem aen aeo aet aeu af- afa afb afc afe aff afi afm afn afo aft afu ai- aia aib aic aie aif aii aim ain aio ait aiu ama amb amc ame amf ami amm amn amo amt amu an- ana anb anc ane anf ani anm ann ano ant anu aoa aob aoc aoe aof aoi aom aon aoo aot aou at- ata atb atc ate atf ati atm atn ato att atu au- aua aub auc aue auf aui aum aun auo aut b-u baa bab bac bae baf bai bam ban bao bat bau bba bbb bbc bbe bbf bbi bbm bbn bbo bbt bbu bca bcb bcc bce bcf bci bcm bcn bco bct bcu be- bea beb bec bee bef bei bem ben beo bet beu bfa bfb bfc bfe bff bfi bfm bfn bfo bft bfu bi- bia bib bic bie bif bii bim bin bio bit biu bma bmb bmc bme bmf bmi bmm bmn bmo bmt bmu bna bnb bnc bne bnf bni bnn bno bnt bnu boa bob boc boe bof boi bom bon boo bot bou bta btb btc bte btf bti btm btn bto btt btu bua bub buc bue buf bui bum bun buo but buu c-- caa cab cac cae caf cai cam can cao cat cau cba cbb cbc cbe cbf cbi cbm cbn cbo cbt cbu cca ccb ccc cce ccf cci ccm ccn cco cct ccu ce- cea ceb cec cee cef cei cem cen ceo cet ceu cfa cfb cfc cfe cff cfi cfm cfn cfo cft cfu ci- cia cib cic cie cif cii cim cin cio cit ciu cma cmb cmc cme cmf cmi cmm cmn cmo cmt cmu cn- cna cnb cnc cne cnf cni cnm cnn cno cnt cnu co- coa cob coc coe cof coi com con coo cot cou cta ctb ctc cte ctf cti ctm ctn cto ctt ctu cua cub cuc cue cuf cui cum cun cuo cut cuu eaa eab eac eae eaf eai eam ean eao eat eau eba ebb ebc ebe ebf ebi ebm ebn ebo ebt ebu ec- eca ecb ecc ece ecf eci ecm ecn eco ect ecu eea eeb eec eee eef eem een eeo eet ef- efa efb efc efe eff efi efm efo eft eia eib eic eie eif eii eim ein eio eit eiu em- ema emb emc eme emf emi emm emn emo emt emu en- ena enb enc ene enf eni enm enn eno ent enu eo- eoa eob eoc eoe eof eoi eom eon eoo eot eou eta etb etc ete etf eti etm etn eto ett etu eu- eua eub euc eue euf eui eun eut faa fab fac fae faf fai fam fan fao fat fau fba fbb fbc fbe fbf fbi fbm fbn fbo fbt fbu fca fcb fcc fce fcf fci fcm fcn fco fct fcu fea feb fec fee fef fei fem fen feo fet feu ffa ffc ffe fff ffi ffm ffn ffo fft ffu fia fib fic fie fif fii fim fin fit fiu fma fmb fmc fme fmf fmi fmm fmn fmo fmt fmu fna fnb fnc fne fnf fni fnm fnn fnt fnu foa fob foc foe fof foi fom fon foo fot fou fta ftb ftc fte ftf fti ftm ftn fto ftt ftu fua fub fue fuf fui fum fun fuo fut fuu i-f ia- iaa iab iac iae iaf iai iam ian iao iat iau iba ibb ibc ibe ibf ibi ibm ibn ibo ibt ibu ica icb icc ice icf ici icm icn ico ict icu ie- iea iec iee ief iei iem ien iet ifa ifb ifc ife iff ifi ifm ifn ifo ift ifu iia iib iic iie iif iii iim iin iio iit iiu im- ima imb imc ime imf imi imm imn imo imt imu in- ina inb inc ine inf ini inm inn ino int inu io- ioa iob ioc ioe iof ioi iom ion ioo iot iou ita itb itc ite itf iti itm itn ito itt itu iu- iua iub iuc iue iui ium iut m-f m-o maa mab mac mae maf mai mam man mao mat mau mba mbb mbc mbe mbf mbi mbm mbo mbt mbu mc- mca mcb mcc mce mcf mci mcm mcn mco mct mcu mea meb mec mee mef mei mem men meo met meu mfa mfb mfc mfe mff mfi mfm mfn mfo mft mfu mi- mia mib mic mie mif mii mim min mio mit miu mma mmb mmc mme mmf mmi mmm mmn mmo mmt mmu mna mnb mnc mne mnf mni mnm mnn mno mnt mnu moa mob moc moe mof moi mom mon moo mot mou mta mtb mtc mte mtf mti mtm mtn mto mtt mtu mua mub muc mue muf mui mum mun mut muu n-i naa nab nac nae naf nai nam nan nao nat nau nba nbb nbc nbe nbf nbi nbm nbn nbo nbt nbu nca ncb ncc nce ncf nci ncm ncn nco nct ncu ne- nea neb nec nee nef nei nem nen neo net neu nfa nfb nfc nfe nff nfi nfn nfo nft nfu nia nib nic nie nif nii nim nin nio nit niu nma nmb nmc nme nmi nmm nmn nmo nmt nmu nna nnb nnc nne nnf nni nnm nnn nno nnt nnu no- noa nob noc noe nof noi nom non noo not nou nta ntb ntc nte ntf nti ntm ntn nto ntt ntu nua nub nuc nue nui num nun nuo nut nuu o-i oaa oab oac oae oaf oai oam oan oao oat oau ob- oba obb obc