-ana a-un aaaa aaab aaan aaar aaba aabb aabt aana aara aart aaru aata aatt abaa abab aban abar abat abau abb- abba abbb abbr abbt abnu abra abta abtu abua abun abut abza abzu ana- anaa anab anan anar anat anau anaz anba anbb anbu anna annb annt ant- anta antr antt antu antz anua anub anun anut anza anzu arab aran arar arat arau arba arna arnt arr- arra arrr arrt arru arta artr artz arua arub arun arut arza arzu at-t ataa atab atan atar atat atna atra atrn atru atta attn attr attu atua atub atun atur auaa auna aunt aur- aura aut- aza- azab azan azar azat azaz azna azra azua azur azza baaa baan baar baat baaz baba babb babr babu bana bann banr bant banu banz bar- bara barb barn barr bart baru barz bata batn batt batu batz bau- baur baza bbau bbbb bnrr bnta brab bran brat brau braz brna brrr brun brut bruz brza btaa btan btrt bttb buar buat buba bubb bubu buna bunb bunn bunt bunu bunz bur- bura burb burn burr burt buru burz but- buta butt butz buuz buza buzz bzzt bzzz naaa naab naan naar naat naba nabu nan- nana nanb nann nant nanu nara narn narr nart naru narz nata natt natu naur naut naza nazz nbaa nbar nnnn nntn nrab nrna nrta ntnu ntru nttr nuan nuba nuna nunn nunt nura nurn nurr nurt nuru nutt nutu nutz nzar nzra nzrb raab raan raat raaz raba rabb rabu rana rann rant ranz rara rarb rarz rata ratt ratu ratz raua raub raun raut raza razr razz rbbb rbbr rnbr rnnt rnut rrat rrna rrrr rrun rtan ruan ruba rubb rubu runa runn runt rura ruru ruta rutt rutu ruun ruza rzab taa- taan taar taat taba tabb tabu tana tann tant tanu tanz tara tarb tarn tarr tart taru tata tatb tatr tatt tatu tatz taua taub taur taut taza tazr tazz tbar tbrb tbta tnut traa trab tran trat trau traz trna trra trtr trub trun trut truu ttab ttbb tttt tuan tuar tuat tuba tubb tubr tubu tuna tunb tunn tunu tura turb turn turr turt turu tuta tutt tutu tuza tuzu tuzz tzar tzur tzut tzzt uart uaru uata uatu uaua ubar ubba ubra unaa unan unar unat unau unna unra untb untz unut unuz uran urat urau urba urna urra urun urur urut uruz urza utan utau uttu uuta uuuu uzan uzun zaan zaar zaat zaba zabr zabu zana zann zant zara zarb zarr zaru zaun zaur zaza zazu zbar zubr zubu zunz zura zurb zurn zurr zuru zuta zuun zuzu zzzz