-ic a-a a-b a-c a-i a-t aaa aab aac aai aam aan aao aat ab- aba abb abc abi abm abn abo abt ac- aca acb acc aci acm acn aco act ai- aia aib aic aii aim ain aio ait ama amb amc ami amm amn amo amt an- ana anb anc ani anm ann ano ant aoa aob aoc aoi aom aon aoo aot at- ata atb atc ati atm atn ato att baa bab bac bai bam ban bao bat bba bbb bbc bbi bbm bbn bbo bbt bca bcb bcc bci bcm bcn bco bct bi- bia bib bic bii bim bin bio bit bma bmb bmc bmi bmm bmn bmo bmt bna bnb bnc bni bnn bno bnt boa bob boc boi bom bon boo bot bta btb btc bti btm btn bto btt c-- caa cab cac cai cam can cao cat cba cbb cbc cbi cbm cbn cbo cbt cca ccb ccc cci ccm ccn cco cct ci- cia cib cic cii cim cin cio cit cma cmb cmc cmi cmm cmn cmo cmt cn- cna cnb cnc cni cnm cnn cno cnt co- coa cob coc coi com con coo cot cta ctb ctc cti ctm ctn cto ctt ia- iaa iab iac iai iam ian iao iat iba ibb ibc ibi ibm ibn ibo ibt ica icb icc ici icm icn ico ict iia iib iic iii iim iin iio iit im- ima imb imc imi imm imn imo imt in- ina inb inc ini inm inn ino int io- ioa iob ioc ioi iom ion ioo iot ita itb itc iti itm itn ito itt m-o maa mab mac mai mam man mao mat mba mbb mbc mbi mbm mbo mbt mc- mca mcb mcc mci mcm mcn mco mct mi- mia mib mic mii mim min mio mit mma mmb mmc mmi mmm mmn mmo mmt mna mnb mnc mni mnm mnn mno mnt moa mob moc moi mom mon moo mot mta mtb mtc mti mtm mtn mto mtt n-i naa nab nac nai nam nan nao nat nba nbb nbc nbi nbm nbn nbo nbt nca ncb ncc nci ncm ncn nco nct nia nib nic nii nim nin nio nit nma nmb nmc nmi nmm nmn nmo nmt nna nnb nnc nni nnm nnn nno nnt no- noa nob noc noi nom non noo not nta ntb ntc nti ntm ntn nto ntt o-i oaa oab oac oai oam oan oao oat ob- oba obb obc obi obm obn obo obt oc- oca ocb occ oci ocm ocn oco oct oia oib oic oii oim oin oio oit om- oma omb omc omi omm omn omo omt on- ona onb onc oni onn ono ont oo- ooa oob ooc ooi oom oon ooo oot ot- ota otb otc oti otm otn oto ott taa tab tac tai tam tan tao tat tba tbb tbc tbi tbm tbn tbo tbt tca tcb tcc tci tcm tcn tco tct tia tib tic tii tim tin tio tit tma tmb tmc tmi tmm tmn tmo tmt tna tnb tnc tni tnm tnn tno tnt to- toa tob toc toi tom ton too tot tta ttb ttc tti ttm ttn tto ttt

-ana a-ii aaaa aaab aaac aaai aaam aaan aaba aabb aabc aabi aabm aabt aaca aacb aacc aaci aacm aacn aaco aact aaib aaic aaii aain aama aamb aamc aami aamn aamo aana aani aaon aaoo aata aatc aatt abaa abab abac abai abam aban abat abb- abba abbb abbi abbo abbt abca abcb abcc abci abcn abct abia abib abic abim abin abit abma abmb abmc abmt aboa abob abon aboo abot abta ac-t acaa acab acac acai acan acat acba acca accc acci accm acco acct aci- acia acic acim acin acma acmc acmi acoa acom acon acot acta actc acti acto actt aiai aian aiba aibn aibo aica aicc aiia aiib aiic aiin aimc aimi aimm aimo aina ainc aini aino aint aioc aioi aion aita aiti aitt amaa amac amai amam aman amat amb- amba ambi ambn ambo amca amcc amco amia amib amic amii amin amit amm- amma ammi ammo amni amno amnt amob amoc amoi amon amoo amot amta amtc amti amto ana- anaa anab anac anai anam anan anao anat anba anbb anbi anbo anca ancc anco anct ania anib anic anim anin anio anit anma anna annb anni anno annt ano- anoa anom anon ant- anta anti antm anto antt aoba aoca aoma aonb aono aont aotc at-t ataa atab atac atai atan atat atca atcc atco atia atic atim atin atit atm- atma atmo atna atno atob atoc atoi atom aton atot atta atti attn atto ba-i baaa baam baan baat baba babb babi babm babo bac- baca bacc baci bacn baco bact baia baib baic bain baio bait bama bamb bamc bami bamm bamn bana banc bani bann bano bant baon bata batc bati batn bato batt bbbb bbci bbcm bbin bcaa bcam bcat bcbc bcca bccc bcci bccm bcia bcit bcma bctc bian biao biat biba bibb bibi bibo bica bicc bici bico biin bima bimo bin- bina binc bini binn bino bint bio- bioc bioi bion biot bita bitc bito bitt bmaa bman bmci bmic bmmi bmoc bmtc bnai bnib bnim bnin bnoc bnta bntm boab boac boai boan boat boba bobb bobi bobo boca bocm boco boi- boii boim boin boit boma bomb bomi bomt bona bonc boni bonn bono bont boob booc boom boon boot bota botb boti botn boto bott btaa btan btcc btob bttb c-bo caaa caab caac caam caan caat caba cabi cabo cac- caca cacc caci cacm caco caia caib caic caim cain caio cait cama camb camc cami camm camo camt cana canc cani cann cano cant caoi cat- cata catb catc cati catm cato catt cbac cbat cbbc cbca cbcc cbcm cbcn cbct cbia cbit cbna cbot cbta cbtc ccaa ccab ccac ccai ccam ccat ccba ccbc ccbn