-er -ic a-a a-b a-c a-i a-t aaa aab aac aae aaf aai aam aao aar aas aat aau ab- aba abb abc abe abf abi abm abo abr abs abt abu ac- aca acb acc ace acf aci acm aco acr acs act acu aea aeb aec aee aef aei aem aeo aer aes aet aeu af- afa afb afc afe aff afi afm afo afr afs aft afu ai- aia aib aic aie aif aii aim aio air ais ait aiu ama amb amc ame amf ami amm amo amr ams amt amu aoa aob aoc aoe aof aoi aom aoo aor aos aot aou ar- ara arb arc are arf ari arm aro arr ars art aru as- asa asb asc ase asf asi asm aso asr ass ast asu at- ata atb atc ate atf ati atm ato atr ats att atu au- aua aub auc aue auf aui aum auo aur aus aut b-u baa bab bac bae baf bai bam bao bar bas bat bau bba bbb bbc bbe bbf bbi bbm bbo bbr bbs bbt bbu bca bcb bcc bce bcf bci bcm bco bcr bcs bct bcu be- bea beb bec bee bef bei bem beo ber bes bet beu bfa bfb bfc bfe bff bfi bfm bfo bfr bfs bft bfu bi- bia bib bic bie bif bii bim bio bir bis bit biu bma bmb bmc bme bmf bmi bmm bmo bmr bms bmt bmu boa bob boc boe bof boi bom boo bor bos bot bou bra brb bre brf bri brm bro brr brs brt bru bsa bsb bsc bse bsf bsi bsm bso bsr bss bst bsu bta btb btc bte btf bti btm bto btr bts btt btu bua bub buc bue buf bui bum buo bur bus but buu c-- caa cab cac cae caf cai cam cao car cas cat cau cba cbb cbc cbe cbf cbi cbm cbo cbr cbs cbt cbu cca ccb ccc cce ccf cci ccm cco ccr ccs cct ccu ce- cea ceb cec cee cef cei cem ceo cer ces cet ceu cfa cfb cfc cfe cff cfi cfm cfo cfr cfs cft cfu ci- cia cib cic cie cif cii cim cio cir cis cit ciu cma cmb cmc cme cmf cmi cmm cmo cmr cms cmt cmu co- coa cob coc coe cof coi com coo cor cos cot cou cra crb crc cre crf cri crm cro crr crs crt cru csa csb csc cse csf csi csm cso csr css cst csu cta ctb ctc cte ctf cti ctm cto ctr cts ctt ctu cua cub cuc cue cuf cui cum cuo cur cus cut cuu eaa eab eac eae eaf eai eam eao ear eas eat eau eba ebb ebc ebe ebf ebi ebm ebo ebr ebs ebt ebu ec- eca ecb ecc ece ecf eci ecm eco ecr ecs ect ecu eea eeb eec eee eef eem eeo eer ees eet ef- efa efb efc efe eff efi efm efo efr efs eft eia eib eic eie eif eii eim eio eir eis eit eiu em- ema emb emc eme emf emi emm emo emr ems emt emu eo- eoa eob eoc eoe eof eoi eom eoo eor eos eot eou era erb erc ere erf eri erm ero err ers ert eru es- esa esb esc ese esf esi esm eso esr ess est esu eta etb etc ete etf eti etm eto etr ets ett etu eu- eua eub euc eue euf eui eur eus eut faa fab fac fae faf fai fam fao far fas fat fau fba fbb fbc fbe fbf fbi fbm fbo fbr fbs fbt fbu fca fcb fcc fce fcf fci fcm fco fcr fcs fct fcu fea feb fec fee fef fei fem feo fer fes fet feu ffa ffc ffe fff ffi ffm ffo ffr ffs fft ffu fia fib fic fie fif fii fim fir fis fit fiu fma fmb fmc fme fmf fmi fmm fmo fmr fms fmt fmu foa fob foc foe fof foi fom foo for fos fot fou fra frb frc fre frf fri frm fro frr frs frt fru fsa fsb fsc fse fsf fsi fsm fso fsr fss fst fsu fta ftb ftc fte ftf fti ftm fto ftr fts ftt ftu fua fub fue fuf fui fum fuo fur fus fut fuu i-f ia- iaa iab iac iae iaf iai iam iao iar ias iat iau iba ibb ibc ibe ibf ibi ibm ibo ibr ibs ibt ibu ica icb icc ice icf ici icm ico icr ics ict icu ie- iea iec iee ief iei iem ier ies iet ifa ifb ifc ife iff ifi ifm ifo ifr ifs ift ifu iia iib iic iie iif iii iim iio iir iis iit iiu im- ima imb imc ime imf imi imm imo ims imt imu io- ioa iob ioc ioe iof ioi iom ioo ior ios iot iou ir- ira irb irc ire irf iri irm iro irr irs irt iru is- isa isb isc ise isf isi ism iso isr iss ist isu ita itb itc ite itf iti itm ito its itt itu iu- iua iub iuc iue iui ium iur ius iut m-f m-o m-r maa mab mac mae maf mai mam mao mar mas mat mau mba mbb mbc mbe mbf mbi mbm mbo mbr mbs mbt mbu mc- mca mcb mcc mce mcf mci mcm mco mcr mcs mct mcu mea meb mec mee mef mei mem meo mer mes met meu mfa mfb mfc mfe mff mfi mfm mfo mfr mfs mft mfu mi- mia mib mic mie mif mii mim mio mir mis mit miu mma mmb mmc mme mmf mmi mmm mmo mmr mms mmt mmu moa mob moc moe mof moi mom moo mor mos mot mou mra mrb mrc mre mrf mri mrm mro mrr mrs mrt mru msa msb msc mse msf msi