a-a a-b a-i a-t aaa aab aad aai aak aar aat aau ab- aba abb abd abi abk abr abt abu ad- ada adb add adi adk adr adt adu ai- aia aib aid aii aik air ait aiu aka akb akd aki akk akr aku ar- ara arb ard ari ark arr art aru at- ata atb atd ati atr att atu au- aua aub aud aui auk aur aut b-u baa bab bad bai bak bar bat bau bba bbb bbd bbi bbk bbr bbt bbu bda bdb bdd bdi bdk bdr bdt bdu bi- bia bib bid bii bik bir bit biu bka bkb bkk bkr bkt bra brb brd bri brk brr brt bru bta btb btd bti btk btr btt btu bua bub bud bui buk bur but buu daa dab dad dai dak dar dat dau dba dbb dbd dbi dbk dbr dbt dbu dda ddb ddd ddi ddk ddr ddt ddu di- dia dib did dii dik dir dit diu dka dkb dki dkk dkr dkt dku dra drb drd dri drk drr drt dru dta dtb dtd dti dtk dtr dtt dtu dua dub dud dui duk dur dut i-d ia- iaa iab iad iai iar iat iau iba ibb ibd ibi ibk ibr ibt ibu ida idb idd idi idk idr idt idu iia iib iid iii iir iit iiu ika ikb iki ikk ikr ikt iku ir- ira irb ird iri irk irr irt iru ita itb itd iti itk itt itu iu- iua iub iud iui iur iut k-t ka- kaa kab kad kai kak kar kat kau kba kbb kbd kbi kbk kbr kbu kda kdb kdk kdr kdt kdu kia kib kid kii kik kir kit kiu kkb kki kkk kkr kkt kku kra krd kri krk krr krt kru kta ktb ktk ktr ktt ktu kub kud kui kuk kur kut kuu ra- raa rab rad rai rak rar rat rau rba rbb rbd rbi rbk rbr rbt rbu rda rdb rdd rdi rdr rdt rdu ria rib rid rii rik rir rit rkb rkk rkt rku rra rrb rrd rri rrk rrr rrt rru rta rtb rtd rti rtk rtr rtt rtu rua rub rud rui ruk rur rut ruu taa tab tad tai tak tar tat tau tba tbb tbd tbi tbk tbr tbt tbu tda tdb tdd tdi tdk tdr tdt tdu tia tib tid tii tik tir tit tiu tka tkb tkk tkr tkt tra trb trd tri trk trr trt tru tta ttb ttd tti ttk ttr ttt ttu tua tub tud tui tuk tur tut tuu ua- uaa uab uad uai uak uar uat uau uba ubb ubi ubk ubr ubt ubu uda udb udd udi udk udr udt udu uia uib uid uii uir uit uiu uka ukb uki ukk ukr uku ur- ura urb urd uri urk urr urt uru uta utb utd uti utk utr utt utu uua uur uut uuu