a-be a-ii aaaa aaab aaae aaai aaar aaba aabb aabi aaea aaib aaii aara aare aari aaru abaa abab abae abai abar abau abb- abba abbb abbe abbi abbr abee aber abia abib abie abir abiu abra abri abua abue aebi aeer aer- aera aeri aiai aiba aiea aiee aiia aiib aiir aira aire airi aiui aqai aqar aqir aqra aqu- aqua aque arab arae arai araq arar arau arba arbe arbi area aree arei areu aria arib arie arii arq- arqa arr- arra arre arri arrr arru arua arub arue arui aruq auaa aube auer aur- aura aure auri ba-i baaa baar baba babb babe babi babr babu baer baia baib baie bair baqa bar- bara barb bare bari barq barr baru bau- baur bbau bbbb bbbq bbeb bear beau beba bebb bebe bebi beeb beer beia beir beqa bera bere beri berr beru beur biar biba bibb bibe bibi bieb bier bieu biqi bira birb bire biri birr biru bque brab brae brai brau brea breb bree brei brer bria brie briq brrr brue buar buba bubb bube bubi bubq bubu buea buer bueu buie buir buiu buqa bur- bura burb bure buri burr buru eaba eaiu eara earb eare ebba ebbr eber ebru ebur eeea eeee eera ei-q eiei eier eira eire equ- equa eque equi erau erba erbb erbe ereb erei erer eria erie eriq eriu erqi erra erre erua erub erur euba eubi euer eur- eura eure i-be iaaa iaai iaba iaea iaia iara iare iaru ibar ibea ibia ibie ibra ibri ieie iera iere ieri iiie iiii iira iqer ique irae irai iraq irar irbe iree irer iri- iria irie irra irre irri iuiu iura q-be qara qare qari qaru qeii qere qeri qerq qira qiru qqqq quaa quab quae quai quar quba qube qubi quee quer quia quib quie quir quri quu- raab raba rabb rabe rabi rabu raer raia raie raii rair raiu rara rarb rare rari raua raub raue rbbb rbbr rea- reae rear reau reba rebb rebe rebu reeb reia reii reir reiu reqa rera rere reri reru reue reuu riaa riab riai riau rib- riba ribe ribu rier rieu riia riqq rire riri riue rrrr ruba rubb rube rubi rubu ruer rura rure ruri ruru u-ie uair uaru uaua ubar ubba ubbe ubbi uber ubii ubir ubra ueba ueir uira uirr uqar urai urau urba urbe urbi ure- urea uria urib urie uriu urra urre urri uruq urur uuri uuuu