-ana a-ii a-iv aaaa aaab aaai aaan aaar aaav aaba aabb aabi aaib aaii aain aana aani aaon aaoo aara aari aaro aava abaa abab abai aban abar abb- abba abbb abbi abbo abbr abia abib abin abir aboa abob abon aboo abor abov abra abri abro abva aiai aian aiba aibn aibo aiia aiib aiin aiir aina aini aino aioi aion aira airi airo aiva ana- anaa anab anai anan anao anar anba anbb anbi anbo ania anib anin anio anir anna annb anni anno ano- anoa anon anor anri aoba aonb aono aora aorb aorn arab arai aran arar arba arbi aria arib arii arin ario arna arni arno aroa arob aroi aron aroo aror arr- arra arri arro arrr arva arvi arvn arvo avab avan avao avar avia avin avio aviv avon avor avra avri avro avva avvo ba-i baaa baan baar baba babb babi babo babr baia baib bain baio bair bana bani bann bano banr baon bar- bara barb bari barn baro barr bava bavi bbbb bbin bian biao biar biba bibb bibi bibo biin bin- bina bini binn bino bio- bioi bion bira birb biri birn biro birr bivi bnai bnib bnin bnor bnrr boab boai boan boar boba bobb bobi bobo boi- boii boin bona boni bonn bono boob boon boor bor- bora bori born boro borr bova bovi bovo brab brai bran brao brav bria brin brio brna brno broa brob bron broo bror brrr brvi i-no iaaa iaai iaba iaia iain iana iara iava iban ibar ibia ibon ibra ibri ibro iiii iiio iino iioi iioo iira inab inai inan inao inar inba inbo inia inna inni inno innr ino- inoi inon inor inra inri inro ioan ioba iobi ioii ioio iona ioni ionn iono iooi iooo iora iori irai iran irao irar iri- iria irin irio irna irob iron irov irra irri ivai ivan ivao ivar ivbv ivin ivon ivor n-ii naaa naab naai naan naar naba nabi nabo naia naib nain naio nair nan- nana nanb nani nann nano naoi naor nara nari narn naro narr nava navi navo navr navv nbaa nbar nbbo nbia niab nian nibi nibo niia niir nina nini nino nion nioo nira niro nirv niva nivo nivr nnnn noaa noba nobi nobo noia noib noin noio noir non- nona noni nonn nono noo- noob noon nooo noor noov nor- nora norb nori norn noro norr norv nov- nova novi novo nrab nrna nron nvir oara obai oban obba obbo obia obin oboi obon obor obra obri obro obvi oiav oiba oiii oion oira onab onan onar onia onir onna onni onno onon onor onra ooaa ooba oobi ooia oona oooo oora orab orai oran orao orar orav orba orbb orbi orbo ori- oria orin orio orna orni orno oro- oron oror orra orri orro orvr ovan ovar ovi- ovni ovo- ovon ovoo ovra raab raan raba rabb rabi rabo raia raii rain rair rana rani rann rano raob rara rarb rari raro rava ravi rbbb rbbr riaa riab riai rian rib- riba ribo riia riin rina rinn rino rion riri riva rivo rnai rnbr rnin roab roan roar rob- roba robb robi robo roia roin roio roir rona roni rono roob rooi roon roor rora rori roro rova rovi rovo rrna rrrr vaan vaar vaia vain vaio vair vana vani vann vano vara vari varn varr vava vian viar viii vina vini vino vion vira virb viri viro virr viva vivi vivo vnav vnir voar voia voin voio voir vona voni vonn voor vor- vora vori voro vrai vran vrav vrba vria vrin vrio vrnn vron vvob vvvv