-ic a-a a-b a-c a-i a-t a-z aaa aab aac aai aan aao aar aat aau aaz ab- aba abb abc abi abn abo abr abt abu abz ac- aca acb acc aci acn aco acr act acu acz ai- aia aib aic aii ain aio air ait aiu aiz an- ana anb anc ani ann ano anr ant anu anz aoa aob aoc aoi aon aoo aor aot aou ar- ara arb arc ari arn aro arr art aru arz at- ata atb atc ati atn ato atr att atu atz au- aua aub auc aui aun auo aur aut auz az- aza azb azi azn azo azt azu azz b-u baa bab bac bai ban bao bar bat bau baz bba bbb bbc bbi bbn bbo bbr bbt bbu bca bcb bcc bci bcn bco bcr bct bcu bcz bi- bia bib bic bii bin bio bir bit biu biz bna bnb bnc bni bnn bno bnr bnt bnu bnz boa bob boc boi bon boo bor bot bou boz bra brb bri brn bro brr brt bru brz bta btb btc bti btn bto btr btt btu btz bua bub buc bui bun buo bur but buu buz bza bzn bzo bzr bzu bzz c-- caa cab cac cai can cao car cat cau caz cba cbb cbc cbi cbn cbo cbr cbt cbu cbz cca ccb ccc cci ccn cco ccr cct ccu ccz ci- cia cib cic cii cin cio cir cit ciu cn- cna cnb cnc cni cnn cno cnr cnt cnu co- coa cob coc coi con coo cor cot cou coz cra crb crc cri crn cro crr crt cru crz cta ctb ctc cti ctn cto ctr ctt ctu ctz cua cub cuc cui cun cuo cur cut cuu cuz cz- czc czo czt ia- iaa iab iac iai ian iao iar iat iau iaz iba ibb ibc ibi ibn ibo ibr ibt ibu ibz ica icb icc ici icn ico icr ict icu icz iia iib iic iii iin iio iir iit iiu in- ina inb inc ini inn ino inr int inu io- ioa iob ioc ioi ion ioo ior iot iou ir- ira irb irc iri irn iro irr irt iru ita itb itc iti itn ito itt itu itz iu- iua iub iuc iui iur iut iuz iza izi izo izu izz n-i naa nab nac nai nan nao nar nat nau naz nba nbb nbc nbi nbn nbo nbr nbt nbu nca ncb ncc nci ncn nco ncr nct ncu nia nib nic nii nin nio nir nit niu niz nna nnb nnc nni nnn nno nnt nnu nnz no- noa nob noc noi non noo nor not nou noz nra nrb nrc nri nrn nro nrr nrt nru nrz nta ntb ntc nti ntn nto ntr ntt ntu ntz nua nub nuc nui nun nuo nur nut nuu nzb nzi nzo nzz o-i oaa oab oac oai oan oao oar oat oau ob- oba obb obc obi obn obo obr obt obu oc- oca ocb occ oci ocn oco ocr oct ocu ocz oia oib oic oii oin oio oir oit oiu oiz on- ona onb onc oni onn ono onr ont onu oo- ooa oob ooc ooi oon ooo oor oot or- ora orb orc ori orn oro orr ort oru orz ot- ota otb otc oti otn oto otr ott otu otz ou- oua ouc oui oun ouo our out oza ozo ozt ozu ozz ra- raa rab rac rai ran rao rar rat rau raz rba rbb rbc rbi rbn rbo rbr rbt rbu rca rcb rcc rci rcn rco rcr rct rcu ria rib ric rii rin rio rir rit riz rna rnb rnc rni rnn rno rnr rnt rnu rnz roa rob roc roi ron roo ror rot rou roz rra rrb rrc rri rrn rrr rrt rru rta rtb rtc rti rtn rto rtr rtt rtu rtz rua rub ruc rui run ruo rur rut ruu ruz rza rzb rzo taa tab tac tai tan tao tar tat tau taz tba tbb tbc tbi tbn tbo tbr tbt tbu tbz tca tcb tcc tci tcn tco tcr tct tcu tia tib tic tii tin tio tir tit tiu tiz tna tnb tnc tni tnn tno tnr tnt tnz to- toa tob toc toi ton too tor tot tou toz tra trb trc tri trn tro trr trt tru trz tta ttb ttc tti ttn tto ttr ttt ttu tua tub tuc tui tun tuo tur tut tuu tuz tza tzu ua- uaa uab uac uai uan uao uar uat uau uaz uba ubb ubc ubi ubn ubo ubr ubt ubu uca ucb ucc uci ucn uco ucr uct ucu uia uib uic uii uin uio uir uit uiu un- una unb unc uni unn uno unr unt unu uoa uob uoc uon uoo uor uot ur- ura urb urc uri urn uro urr urt uru urz uta utb utc uti utn uto utr utt utu utz uua uuc uun uur uut uuu uza uzb uzi uzo uzu zaa zab zac zai zan zao zar zat zaz zbb zbc zbr zbt zco zia zib zin zio zir zit ziz znc znn zno zo- zoa zob zoc zoi zon zoo zor zot zou zro zta ztr zub zuc zui zun zur zut zuz zzr zzt zzz