-ana a-ii a-iv aaaa aaab aaai aaan aaar aaav aaba aabb aabi aaib aaii aain aana aani aara aari aava abaa abab abai aban abar abb- abba abbb abbi abbr abia abib abin abir abra abri abva aiai aian aiba aibn aiia aiib aiin aiir aina aini aira airi aiva ana- anaa anab anai anan anar anba anbb anbi ania anib anin anir anna annb anni anri arab arai aran arar arba arbi aria arib arii arin arna arni arr- arra arri arrr arva arvi arvn avab avan avar avia avin aviv avra avri avva ba-i baaa baan baar baba babb babi babr baia baib bain bair bana bani bann banr bar- bara barb bari barn barr bava bavi bbbb bbin bian biar biba bibb bibi biin bin- bina bini binn bira birb biri birn birr bivi bnai bnib bnin bnrr brab brai bran brav bria brin brna brrr brvi iaaa iaai iaba iaia iain iana iara iava iban ibar ibia ibra ibri iiii iira inab inai inan inar inba inia inna inni innr inra inri irai iran irar iri- iria irin irna irra irri ivai ivan ivar ivbv ivin n-ii naaa naab naai naan naar naba nabi naia naib nain nair nan- nana nanb nani nann nara nari narn narr nava navi navr navv nbaa nbar nbia niab nian nibi niia niir nina nini nira nirv niva nivr nnnn nrab nrna nvir raab raan raba rabb rabi raia raii rain rair rana rani rann rara rarb rari rava ravi rbbb rbbr riaa riab riai rian rib- riba riia riin rina rinn riri riva rnai rnbr rnin rrna rrrr vaan vaar vaia vain vair vana vani vann vara vari varn varr vava vian viar viii vina vini vira virb viri virr viva vivi vnav vnir vrai vran vrav vrba vria vrin vrnn vvvv