-ic a-a a-b a-c a-i a-t aaa aab aac aai aak aan aao aar aat aau ab- aba abb abc abi abk abn abo abr abt abu ac- aca acb acc aci ack acn aco acr act acu ai- aia aib aic aii aik ain aio air ait aiu aka akb akc aki akk akn ako akr aku an- ana anb anc ani ank ann ano anr ant anu aoa aob aoc aoi aok aon aoo aor aot aou ar- ara arb arc ari ark arn aro arr art aru at- ata atb atc ati atn ato atr att atu au- aua aub auc aui auk aun auo aur aut b-u baa bab bac bai bak ban bao bar bat bau bba bbb bbc bbi bbk bbn bbo bbr bbt bbu bca bcb bcc bci bck bcn bco bcr bct bcu bi- bia bib bic bii bik bin bio bir bit biu bka bkb bkc bkk bkn bko bkr bkt bna bnb bnc bni bnk bnn bno bnr bnt bnu boa bob boc boi bok bon boo bor bot bou bra brb bri brk brn bro brr brt bru bta btb btc bti btk btn bto btr btt btu bua bub buc bui buk bun buo bur but buu c-- caa cab cac cai cak can cao car cat cau cba cbb cbc cbi cbk cbn cbo cbr cbt cbu cca ccb ccc cci cck ccn cco ccr cct ccu ci- cia cib cic cii cik cin cio cir cit ciu cka ckb ckc cki cko ckt cn- cna cnb cnc cni cnn cno cnr cnt cnu co- coa cob coc coi cok con coo cor cot cou cra crb crc cri crk crn cro crr crt cru cta ctb ctc cti ctk ctn cto ctr ctt ctu cua cub cuc cui cuk cun cuo cur cut cuu ia- iaa iab iac iai ian iao iar iat iau iba ibb ibc ibi ibk ibn ibo ibr ibt ibu ica icb icc ici ick icn ico icr ict icu iia iib iic iii iin iio iir iit iiu ika ikb ikc iki ikk iko ikr ikt iku in- ina inb inc ini ink inn ino inr int inu io- ioa iob ioc ioi ion ioo ior iot iou ir- ira irb irc iri irk irn iro irr irt iru ita itb itc iti itk itn ito itt itu iu- iua iub iuc iui iur iut k-t ka- kaa kab kac kai kak kan kao kar kat kau kba kbb kbc kbi kbk kbn kbo kbr kbu kca kcb kcc kci kck kcn kcr kct kcu kia kib kic kii kik kin kio kir kit kiu kkb kkc kki kkk kkn kkr kkt kku kn- kna knc kni knk knn kno knr knt knu koa kob koc koi kok kon koo kor kot kou kra krc kri krk krn kro krr krt kru kta ktb ktc ktk ktn kto ktr ktt ktu kub kuc kui kuk kun kur kut kuu n-i naa nab nac nai nak nan nao nar nat nau nba nbb nbc nbi nbk nbn nbo nbr nbt nbu nca ncb ncc nci nck ncn nco ncr nct ncu nia nib nic nii nik nin nio nir nit niu nka nkc nki nkk nkn nko nkr nkt nku nna nnb nnc nni nnk nnn nno nnt nnu no- noa nob noc noi nok non noo nor not nou nra nrb nrc nri nrk nrn nro nrr nrt nru nta ntb ntc nti ntk ntn nto ntr ntt ntu nua nub nuc nui nuk nun nuo nur nut nuu o-i oaa oab oac oai oak oan oao oar oat oau ob- oba obb obc obi obk obn obo obr obt obu oc- oca ocb occ oci ock ocn oco ocr oct ocu oia oib oic oii oik oin oio oir oit oiu oka okb okc oki okk oko okr oku on- ona onb onc oni onk onn ono onr ont onu oo- ooa oob ooc ooi ook oon ooo oor oot or- ora orb orc ori ork orn oro orr ort oru ot- ota otb otc oti otk otn oto otr ott otu ou- oua ouc oui ouk oun ouo our out ra- raa rab rac rai rak ran rao rar rat rau rba rbb rbc rbi rbk rbn rbo rbr rbt rbu rca rcb rcc rci rcn rco rcr rct rcu ria rib ric rii rik rin rio rir rit rkb rkc rkk rko rkt rku rna rnb rnc rni rnn rno rnr rnt rnu roa rob roc roi rok ron roo ror rot rou rra rrb rrc rri rrk rrn rrr rrt rru rta rtb rtc rti rtk rtn rto rtr rtt rtu rua rub ruc rui ruk run ruo rur rut ruu taa tab tac tai tak tan tao tar tat tau tba tbb tbc tbi tbk tbn tbo tbr tbt tbu tca tcb tcc tci tck tcn tco tcr tct tcu tia tib tic tii tik tin tio tir tit tiu tka tkb tkc tkk tko tkr tkt tna tnb tnc tni tnk tnn tno tnr tnt to- toa tob toc toi tok ton too tor tot tou tra trb trc tri trk trn tro trr trt tru tta ttb ttc tti ttk ttn tto ttr ttt ttu tua tub tuc tui tuk tun tuo tur tut tuu ua- uaa uab uac uai uak uan uao uar uat uau uba ubb ubc ubi ubk ubn ubo ubr ubt ubu uca ucb ucc uci uck ucn uco ucr uct ucu uia uib uic uii uin uio uir uit uiu uka ukb ukc uki ukk ukn ukr uku un- una unb unc uni unk unn uno unr unt unu uoa uob uoc uok uon uoo uor uot ur- ura urb urc uri urk urn uro urr urt uru uta utb utc uti utk utn uto utr utt utu uua uuc uun uur uut uuu

-ana -nik a-ak a-ii a-ok a-un aaaa aaab aaac aaai aaan aaar aaba aabb aabc