-ana a-un aaaa aaab aaan aaar aaba aabb aana aang aara aaru abaa abab abag aban abar abau abb- abba abbb abbr abnu abra abua abug abun agag agan agar agau agba agga aggu agna agra agua agun agur ana- anaa anab anag anan anar anau anba anbb anbu ang- anga angu anna annb anua anub anun arab arag aran arar arau arba arga argb arna arng arr- arra arrg arrr arru arua arub arug arun auaa auga auna aung aur- aura auug baaa baan baar baba babb babr babu baga bagg bagn bana bang bann banr banu bar- bara barb barg barn barr baru bau- baug baur bbau bbbb bbga bbng bbrg bgan bgun bnrr brab brag bran brau brna brrr brug brun buar buba bubb bubu buga bugg buna bunb bung bunn bunu bur- bura burb burg burn burr buru gaar gaba gabb gabr gabu gaga gagg gagu gana gang gann ganu gara garb garg garn garr gaua gaub gaun gaur gbag gban gggg ggrn gnaa gnar gnau gnrr grab gran grau grbr grrr grua grub grug grun grur guaa guag guan guar guba gubb gubu guga gugb gugg gugu guna gung gunn gura gurb gurg gurn gurr guru naaa naab naag naan naar naba nabu naga nagu nan- nana nanb nang nann nanu nara narg narn narr naru naur nbaa nbar ngab ngan ngur nguu nngn nnnn nrab nrna nuan nuba nuna nung nunn nura nurn nurr nuru raab raag raan raba rabb rabu raga ragg ragu rana rang rann rara rarb raua raub raun rbbb rbbr rgan rgba rnag rnbr rrna rrrr rrun ruag ruan ruba rubb rubu ruga rugg runa rung runn rura ruru ruun uang uaru uaua ubar ubba ubra ugab ugar ugra ugur uguu unaa unan unar unau unga ungu unna unra uran urau urba urga urgu urna urra urun urur uuuu