a-be a-ha a-ii aaaa aaab aaae aaah aaai aaar aaba aabb aabh aabi aaea aaha aaib aaii aara aare aari abaa abab abae abai abar abb- abba abbb abbe abbi abbr abee aber abha abhi abhr abia abib abie abir abra abri aebi aeer aer- aera aeri ahab ahah ahai ahar ahha ahir ahra ahre ahrr aiai aiba aiea aiee aiha aiia aiib aiir aira aire airh airi arab arae arah arai arar arba arbe arbh arbi area aree areh arei arh- aria arib arie arii arr- arra arre arrh arri arrr ba-i baaa baah baar baba babb babe babi babr baer baha bahi bahr baia baib baie bair bar- bara barb bare barh bari barr bbbb bbeb beah bear beba bebb bebe bebi beeb beer behr beia beir bera bere beri berr bhai bhar bher bhie bhir bhra biar biba bibb bibe bibi bieb bier biha bihe bihi bira birb bire biri birr brab brae brah brai brea breb bree brei brer bria brie brih brrr eaba eabh eara earb eare earh ebba ebbr eber eeea eeee eera ehaa ehea eheh eher ehre eiei eier eiha eira eire erba erbb erbe ereb erei erer eria erie erih erra erre h-ii haab haar haba habe habi haha haie hair hara hare harh hari harr hbar heah hear hebb hebe hebi hebr heeb heer hehe heia heie heih heir hera herb here heri herr hhaa hhhh hiaa hiab hiar hiba hibi hiei hier hihe hihi hiie hira hire hiri hree hrib i-be iaaa iaai iaba iaea iaia iara iare ibar ibea ibeh ibia ibie ibra ibri ieie iera iere ieri ihab ihba iher ihra ihre iiie iiii iira irae irai irar irbe iree irer iri- iria irie irra irre irri raab raba rabb rabe rabi raer raha rahe rahi rahr raia raie raii rair rara rarb rare rari rbbb rbbr rea- reae rear reba rebb rebe reeb reha rehb rehe rehi reia reii reir rera rere reri rhae rhea rheb rhee rhib riaa riab riah riai rib- riba ribe rier riha riia rire riri rrah rrrr