a-ii a-iv aaaa aaab aaai aaam aaar aaav aaba aabb aabi aabm aaib aaii aama aamb aami aamr aara aari aarm aava abaa abab abai abam abar abb- abba abbb abbi abbr abia abib abim abir abma abmb abra abri abva aiai aiba aiia aiib aiir aimi aimm aira airi aiva amaa amai amam amar amb- amba ambi ambr amia amib amii amir amm- amma ammi amra amri arab arai aram arar arba arbi aria arib arii arim arma armi armm arr- arra arri arrr arva arvi avab avar avia avim aviv avma avra avri avva ba-i baaa baam baar baba babb babi babm babr baia baib bair bama bamb bami bamm bar- bara barb bari barm barr bava bavi bbbb biar biba bibb bibi bima bira birb biri birr bivi bmaa bmir bmmi brab brai bram brav bria brim brrm brrr brvi brvm iaaa iaai iaba iabm iaia iaim iama iamb iami iara iava ibar ibbm ibia ibim ibma ibra ibri iiii iira imai imam imar imba imbi imir imma immi imra imri imrr irai iram irar irbm iri- iria irma irra irri ivai ivar ivbv ivim ma-i maaa maai maam maar maba mabi maia maib maii maim mair mama mami mar- mara mari marm marr marv mava mavi mbam mbav mbba mbia mbim miaa miab miai miam miii mim- mima mimi mira miri mirr mirv miva mmaa mmab mmai mmar mmii mmiv mmmm mmvi mrbb mrbm mria mvii raab raam raba rabb rabi raia raii raim rair rama ramb rami ramm rara rarb rari rava ravi rbbb rbbr riaa riab riai riam rib- riba riia rima rimi rimm riri riva rmmv rmvb rrrr vaar vaia vair vama vara vari varm varr vava viam viar viii vimi vira virb viri virm virr viva vivi vrai vram vrav vrba vria vvvv