-er -ic a-a a-b a-c a-i a-t aaa aab aac aae aai aak aam aan aao aar aat aau ab- aba abb abc abe abi abk abm abn abo abr abt abu ac- aca acb acc ace aci ack acm acn aco acr act acu aea aeb aec aee aei aek aem aen aeo aer aet aeu ai- aia aib aic aie aii aik aim ain aio air ait aiu aka akb akc ake aki akk akm akn ako akr aku ama amb amc ame ami amk amm amn amo amr amt amu an- ana anb anc ane ani ank anm ann ano anr ant anu aoa aob aoc aoe aoi aok aom aon aoo aor aot aou ar- ara arb arc are ari ark arm arn aro arr art aru at- ata atb atc ate ati atm atn ato atr att atu au- aua aub auc aue aui auk aum aun auo aur aut b-u baa bab bac bae bai bak bam ban bao bar bat bau bba bbb bbc bbe bbi bbk bbm bbn bbo bbr bbt bbu bca bcb bcc bce bci bck bcm bcn bco bcr bct bcu be- bea beb bec bee bei bek bem ben beo ber bet beu bi- bia bib bic bie bii bik bim bin bio bir bit biu bka bkb bkc bke bkk bkm bkn bko bkr bkt bma bmb bmc bme bmi bmk bmm bmn bmo bmr bmt bmu bna bnb bnc bne bni bnk bnn bno bnr bnt bnu boa bob boc boe boi bok bom bon boo bor bot bou bra brb bre bri brk brm brn bro brr brt bru bta btb btc bte bti btk btm btn bto btr btt btu bua bub buc bue bui buk bum bun buo bur but buu c-- caa cab cac cae cai cak cam can cao car cat cau cba cbb cbc cbe cbi cbk cbm cbn cbo cbr cbt cbu cca ccb ccc cce cci cck ccm ccn cco ccr cct ccu ce- cea ceb cec cee cei cek cem cen ceo cer cet ceu ci- cia cib cic cie cii cik cim cin cio cir cit ciu cka ckb ckc cki ckm cko ckt cma cmb cmc cme cmi cmk cmm cmn cmo cmr cmt cmu cn- cna cnb cnc cne cni cnm cnn cno cnr cnt cnu co- coa cob coc coe coi cok com con coo cor cot cou cra crb crc cre cri crk crm crn cro crr crt cru cta ctb ctc cte cti ctk ctm ctn cto ctr ctt ctu cua cub cuc cue cui cuk cum cun cuo cur cut cuu eaa eab eac eae eai eak eam ean eao ear eat eau eba ebb ebc ebe ebi ebk ebm ebn ebo ebr ebt ebu ec- eca ecb ecc ece eci eck ecm ecn eco ecr ect ecu eea eeb eec eee eek eem een eeo eer eet eia eib eic eie eii eik eim ein eio eir eit eiu eka ekb ekc eke eki eko ekr ekt eku em- ema emb emc eme emi emk emm emn emo emr emt emu en- ena enb enc ene eni enk enm enn eno enr ent enu eo- eoa eob eoc eoe eoi eok eom eon eoo eor eot eou era erb erc ere eri erk erm ern ero err ert eru eta etb etc ete eti etk etm etn eto etr ett etu eu- eua eub euc eue eui eun eur eut ia- iaa iab iac iae iai iam ian iao iar iat iau iba ibb ibc ibe ibi ibk ibm ibn ibo ibr ibt ibu ica icb icc ice ici ick icm icn ico icr ict icu ie- iea iec iee iei iek iem ien ier iet iia iib iic iie iii iim iin iio iir iit iiu ika ikb ikc ike iki ikk iko ikr ikt iku im- ima imb imc ime imi imm imn imo imt imu in- ina inb inc ine ini ink inm inn ino inr int inu io- ioa iob ioc ioe ioi iom ion ioo ior iot iou ir- ira irb irc ire iri irk irm irn iro irr irt iru ita itb itc ite iti itk itm itn ito itt itu iu- iua iub iuc iue iui ium iur iut k-t ka- kaa kab kac kae kai kak kam kan kao kar kat kau kba kbb kbc kbe kbi kbk kbm kbn kbo kbr kbu kca kcb kcc kce kci kck kcm kcn kcr kct kcu ke- kea keb kec kee kei kek kem ken keo ker ket kia kib kic kie kii kik kim kin kio kir kit kiu kkb kkc kke kki kkk kkm kkn kkr kkt kku kma kmb kmc kme kmi kmk kmm kmo kmt kmu kn- kna knc kne kni knk knm knn kno knr knt knu koa kob koc koe koi kok kom kon koo kor kot kou kra krc kri krk krn kro krr krt kru kta ktb ktc kte ktk ktm ktn kto ktr ktt ktu kub kuc kue kui kuk kum kun kur kut kuu m-o m-r maa mab mac mae mai mak mam man mao mar mat mau mba mbb mbc mbe mbi mbk mbm mbo mbr mbt mbu mc- mca mcb mcc mce mci mck mcm mcn mco mcr mct mcu mea meb mec mee mei mek mem men meo mer met meu mi- mia mib mic mie mii mik mim min mio mir mit miu mka mkb mkc mke mkk mkm mkn mko mkr mkt mku mma mmb mmc mme mmi mmk mmm mmn mmo mmr mmt mmu mna mnb mnc mne mni mnk mnm mnn mno mnr mnt mnu moa mob moc moe moi mok mom mon moo mor mot mou mra mrb mrc mre mri mrk mrm mrn mro mrr mrt mru mta mtb mtc mte mti mtk mtm mtn mto mtr mtt mtu mua mub muc mue mui muk mum mun mur mut muu n-i naa nab nac