-er a-a a-b a-i aaa aab aae aaf aai aak aar aau aax ab- aba abb abe abf abi abk abr abu abx aea aeb aee aef aei aek aer aeu aex af- afa afb afe aff afi afk afr afu afx ai- aia aib aie aif aii aik air aiu aix aka akb ake aki akk akr aku ar- ara arb are arf ari ark arr aru arx au- aua aub aue auf aui auk aur aux ax- axa axe axi axk axr axx b-u baa bab bae baf bai bak bar bau bax bba bbb bbe bbf bbi bbk bbr bbu bbx be- bea beb bee bef bei bek ber beu bex bfa bfb bfe bff bfi bfr bfu bfx bi- bia bib bie bif bii bik bir biu bix bka bkb bke bkf bkk bkr bkx bra brb bre brf bri brk brr bru brx bua bub bue buf bui buk bur buu bux bxb bxi bxx eaa eab eae eaf eai eak ear eau eax eba ebb ebe ebf ebi ebk ebr ebu ebx eea eeb eee eef eek eer eex ef- efa efb efe eff efi efr efx eia eib eie eif eii eik eir eiu eix eka ekb eke ekf eki ekr eku era erb ere erf eri erk err eru eu- eua eub eue euf eui eur eux ex- exa exe exi exr exu exx faa fab fae faf fai fak far fau fax fba fbb fbe fbf fbi fbk fbr fbu fbx fea feb fee fef fei fek fer feu fex ffa ffe fff ffi ffk ffr ffu ffx fia fib fie fif fii fik fir fiu fix fka fkb fkf fki fkk fra frb fre frf fri frk frr fru fua fub fue fuf fui fuk fur fuu fux fxe fxi fxr fxu fxx i-f ia- iaa iab iae iaf iai iar iau iba ibb ibe ibf ibi ibk ibr ibu ibx ie- iea iee ief iei iek ier iex ifa ifb ife iff ifi ifr ifu ifx iia iib iie iif iii iir iiu iix ika ikb ike ikf iki ikk ikr iku ikx ir- ira irb ire irf iri irk irr iru irx iu- iua iub iue iui iur ixe ixi ka- kaa kab kae kaf kai kak kar kau kax kba kbb kbe kbf kbi kbk kbr kbu kbx ke- kea keb kee kef kei kek ker kex kfa kff kfi kfu kfx kia kib kie kif kii kik kir kiu kix kkb kke kki kkk kkr kku kra krf kri krk krr kru kub kue kui kuk kur kuu ra- raa rab rae raf rai rak rar rau rax rba rbb rbe rbf rbi rbk rbr rbu rbx re- rea reb ree ref rei rek rer reu rex rfa rfb rfe rff rfi rfk rfr rfu ria rib rie rif rii rik rir rix rkb rke rkf rkk rku rra rrb rrf rri rrk rrr rru rua rub rue ruf rui ruk rur ruu rux rxr ua- uaa uab uae uaf uai uak uar uau uba ubb ube ubf ubi ubk ubr ubu ubx uea ueb uee uef uei uer ufa ufe uff ufi ufr ufu ufx uia uib uie uif uii uir uiu uka ukb uke ukf uki ukk ukr uku ur- ura urb ure urf uri urk urr uru urx uua uue uur uuu uxb uxf uxr uxu xaa xaf xak xar xau xbe xbr xbx xee xer xeu xex xfa xfe xfx xia xie xii xiu xix xkb xke xrf xrx xue xui xxi xxx

a-ak a-be a-fu a-ii aaaa aaab aaae aaaf aaai aaar aaba aabb aabi aaea aafa aafb aaff aafi aaib aaii aaka aake aaku aara aare aari aaru abaa abab abae abaf abai abak abar abau abax abb- abba abbb abbe abbi abbr abee aber abff abia abib abie abir abiu abra abri abua abue abuf abuk aeaf aebi aeer aeka aer- aera aeri afaa afak afar afee afek afer affa affi afia afib afif afik afir afix afka afkr afr- afra afre afri afru afua afue afxe aiai aiba aiea aiee aiff aiia aiib aiir aika aike aiki aira aire airi airx aiui aixa aixi akaa akae akai akar akee aker akeu akia akie akif akik akir akiu akka akki akku akr- akra akre akua arab arae araf arai arak arar arau arax arba arbe arbi area aree aref arei arek areu arex arfa arfb arff arfu aria arib arie arif arii arik arka arke arki arr- arra arre arri arrk arrr arru arua arub arue arui auaa aube auer aufe aufi auke auki aur- aura aure auri auxa axaf axar axer axfr axi- axia axie ba-i ba-x baaa baaf baak baar baba babb babe babi babr babu baek baer baff baia baib baie baik bair baix bak- baka bake baki bakr baku bar- bara barb bare barf bari bark barr baru barx bau- bauf bauk baur baux baxi bbau bbbb bbeb beaf beak bear beau beba bebb bebe bebi beeb beef beek beer befa befe beff beia beik beir beka beke beki bera bere beri berk berr beru beuk beur beux biaf biak biar biba bibb bibe bibi bieb bief bier bieu bifa biff bifi bike biku bira birb bire biri birk birr biru birx bixa bixi brab brae braf brai brak brau brax brea breb bree bref brei brek brer brex brfu bria brie brik brix brka brkb brrr brue brux buar buba bubb bube bubi bubu buea buer bueu bufe buff bufr buie buif buik buir buiu buix buka buke buki bukk buku bur- bura burb bure buri burk burr buru buxa eaaf eaba eafb eaif eaiu eara earb eare eaux ebba ebbr eber ebix ebru ebur eeea eeee eefa eefe eeka eeke eera efab efax efbr effa effi efik efke efua eiei eier eika eike eiki eira eire eka- ekab ekeb ekek eker ekka ekki ekur er-x eraf erau erba erbb erbe ereb erei erer erfx eria erie erik eriu erke erki erra erre erua