-ic a-a a-b a-c a-i a-t aaa aab aac aai aan aao aat aau ab- aba abb abc abi abn abo abt abu ac- aca acb acc aci acn aco act acu ai- aia aib aic aii ain aio ait aiu an- ana anb anc ani ann ano ant anu aoa aob aoc aoi aon aoo aot aou at- ata atb atc ati atn ato att atu au- aua aub auc aui aun auo aut b-u baa bab bac bai ban bao bat bau bba bbb bbc bbi bbn bbo bbt bbu bca bcb bcc bci bcn bco bct bcu bi- bia bib bic bii bin bio bit biu bna bnb bnc bni bnn bno bnt bnu boa bob boc boi bon boo bot bou bta btb btc bti btn bto btt btu bua bub buc bui bun buo but buu c-- caa cab cac cai can cao cat cau cba cbb cbc cbi cbn cbo cbt cbu cca ccb ccc cci ccn cco cct ccu ci- cia cib cic cii cin cio cit ciu cn- cna cnb cnc cni cnn cno cnt cnu co- coa cob coc coi con coo cot cou cta ctb ctc cti ctn cto ctt ctu cua cub cuc cui cun cuo cut cuu ia- iaa iab iac iai ian iao iat iau iba ibb ibc ibi ibn ibo ibt ibu ica icb icc ici icn ico ict icu iia iib iic iii iin iio iit iiu in- ina inb inc ini inn ino int inu io- ioa iob ioc ioi ion ioo iot iou ita itb itc iti itn ito itt itu iu- iua iub iuc iui iut n-i naa nab nac nai nan nao nat nau nba nbb nbc nbi nbn nbo nbt nbu nca ncb ncc nci ncn nco nct ncu nia nib nic nii nin nio nit niu nna nnb nnc nni nnn nno nnt nnu no- noa nob noc noi non noo not nou nta ntb ntc nti ntn nto ntt ntu nua nub nuc nui nun nuo nut nuu o-i oaa oab oac oai oan oao oat oau ob- oba obb obc obi obn obo obt obu oc- oca ocb occ oci ocn oco oct ocu oia oib oic oii oin oio oit oiu on- ona onb onc oni onn ono ont onu oo- ooa oob ooc ooi oon ooo oot ot- ota otb otc oti otn oto ott otu ou- oua ouc oui oun ouo out taa tab tac tai tan tao tat tau tba tbb tbc tbi tbn tbo tbt tbu tca tcb tcc tci tcn tco tct tcu tia tib tic tii tin tio tit tiu tna tnb tnc tni tnn tno tnt to- toa tob toc toi ton too tot tou tta ttb ttc tti ttn tto ttt ttu tua tub tuc tui tun tuo tut tuu ua- uaa uab uac uai uan uao uat uau uba ubb ubc ubi ubn ubo ubt ubu uca ucb ucc uci ucn uco uct ucu uia uib uic uii uin uio uit uiu un- una unb unc uni unn uno unt unu uoa uob uoc uon uoo uot uta utb utc uti utn uto utt utu uua uuc uun uut uuu

-ana a-ii a-un aaaa aaab aaac aaai aaan aaba aabb aabc aabi aabt aaca aacb aacc aaci aacn aaco aact aacu aaib aaic aaii aain aana aani aaon aaoo aata aatc aatt abaa abab abac abai aban abat abau abb- abba abbb abbi abbo abbt abca abcb abcc abci abcn abct abia abib abic abin abit abiu abnu aboa abob abon aboo abot abou abta abtu abua abun abut ac-t acaa acab acac acai acan acat acba acca accc acci acco acct accu aci- acia acic acin acoa acon acot acou acta actc acti acto actt actu acu- acuo acut aiai aian aiba aibn aibo aica aicc aiia aiib aiic aiin aina ainc aini aino aint ainu aioc aioi aion aita aiti aitt aitu aiui ana- anaa anab anac anai anan anao anat anau anba anbb anbi anbo anbu anca ancc anco anct ania anib anic anin anio anit aniu anna annb anni anno annt ano- anoa anon ant- anta anti anto antt antu anua anub anui anun anut aoba aoca aonb aono aont aotc aoun aout at-t ataa atab atac atai atan atat atca atcc atco atia atic atin atit atiu atna atno atob atoc atoi aton atot atta atti attn atto attu atua atub atuc atun auaa auca auci auct auna aunt aut- auto ba-i baaa baan baat baba babb babi babo babu bac- baca bacc baci bacn baco bact baia baib baic bain baio bait bana banc bani bann bano bant banu baon bata batc bati batn bato batt batu bau- bbau bbbb bbci bbin bcaa bcat bcbc bcca bccc bcci bcia bcit bcnu bctc bcuc bian biao biat biba bibb bibi bibo bica bicc bici bico biin bin- bina binc bini binn bino bint binu bio- bioc bioi bion biot biou bita bitc bito bitt bitu bnai bnib bnin bnoc bnta boab boac boai boan boat boba bobb bobi bobo bobu boca boco bocu boi- boii boin boit boiu bona bonc boni bonn bono bont bonu boob booc boon boot bota botb boti botn boto bott boua boun bout btaa btan btcc btob bttb buat buba bubb bubi bubo bubu buca bucc buci buco bucu buic buin buit buiu buna bunb buni bunn buno bunt bunu buon but- buta buti buto butt c-bo caaa caab caac caan caat caba cabi cabo cabu cac- caca cacc caci caco caia caib caic cain caio cait caiu cana canc cani cann cano cant caoi cat- cata catb catc cati cato catt catu cauc cauo caut cbac cbat cbbc cbca cbcc cbcn cbct cbcu cbia cbit cbna cbot cbta cbtc ccaa ccab ccac ccai ccat ccba ccbc ccbn ccca cccb cccc ccci cccu ccic ccii ccna ccnb ccnc ccni ccnu ccob ccoc cctb cctc cctt ccuc ccut ciaa cian ciao ciat ciau ciba cibc cibi cibo cica