-er a-a a-b a-i aaa aab aae aai aak aar aav ab- aba abb abe abi abk abr abv aea aeb aee aei aek aer aev ai- aia aib aie aii aik air aiv aka akb ake aki akk akr akv ar- ara arb are ari ark arr arv av- ava avb ave avi avk avr baa bab bae bai bak bar bav bba bbb bbe bbi bbk bbr be- bea beb bee bei bek ber bev bi- bia bib bie bii bik bir biv bka bkb bke bkk bkr bkv bra brb bre bri brk brr brv bva bvb bve bvi bvk bvr bvv eaa eab eae eai eak ear eav eba ebb ebe ebi ebk ebr ebv eea eeb eee eek eer eev eia eib eie eii eik eir eiv eka ekb eke eki ekr ekv era erb ere eri erk err erv eva evb eve evi evr evv i-v ia- iaa iab iae iai iar iav iba ibb ibe ibi ibk ibr ibv ie- iea iee iei iek ier iev iia iib iie iii iir ika ikb ike iki ikk ikr ikv ir- ira irb ire iri irk irr irv iva ivb ive ivi ivr ivv ka- kaa kab kae kai kak kar kav kba kbb kbe kbi kbk kbr ke- kea keb kee kei kek ker kev kia kib kie kii kik kir kiv kkb kke kki kkk kkr kkv kra kri krk krr krv kva kvb kvi kvk kvr kvv ra- raa rab rae rai rak rar rav rba rbb rbe rbi rbk rbr re- rea reb ree rei rek rer rev ria rib rie rii rik rir riv rkb rke rkk rkv rra rrb rri rrk rrr rva rvb rve rvi rvr rvv v-a v-e vaa vab vae vai vak var vav vba vbi vbk vbr vbv vea veb vee vei vek ver vi- via vib vie vii vik vir viv vka vkb vra vrb vre vri vrk vrr vva vvb vvi vvr vvv

a-ak a-be a-ii a-iv aaaa aaab aaae aaai aaar aaav aaba aabb aabi aaea aaev aaib aaii aaka aake aara aare aari aava abaa abab abae abai abak abar abb- abba abbb abbe abbi abbr abee aber abia abib abie abir abra abri abva aebi aeer aeka aer- aera aeri aeva aiai aiba aiea aiee aiia aiib aiir aika aike aiki aira aire airi aiva akaa akae akai akar akee aker akia akie akik akir akka akki akr- akra akre arab arae arai arak arar arba arbe arbi area aree arei arek arev aria arib arie arii arik arka arke arki arr- arra arre arri arrk arrr arva arve arvi avab avar avea aver avia avie avik aviv avra avre avri avva ba-i baaa baak baar baba babb babe babi babr baek baer baia baib baie baik bair bak- baka bake baki bakr bar- bara barb bare bari bark barr bava bave bavi bbbb bbeb beak bear beav beba bebb bebe bebi beeb beek beer beia beik beir beka beke beki bera bere beri berk berr biak biar biba bibb bibe bibi bieb bier bike bira birb bire biri birk birr bive bivi brab brae brai brak brav brea breb bree brei brek brer brev bria brie brik brka brkb brrr brvi eaba eara earb eare eave ebba ebbr eber eeea eeee eeka eeke eera eeva eiei eier eika eike eiki eira eire eka- ekab ekeb ekek eker ekka ekki erba erbb erbe ereb erei erer erev eria erie erik erke erki erra erre erve ervi evae evar evea ever evia evie evir evra evre evvk i-be iaaa iaai iaba iaea iaia iara iare iava ibar ibea ibia ibie ibra ibri ieie iera iere ieri ieva iiie iiii iira ikar ikea ikee iker ikki ikra ikri irae irai irak irar irbe iree irer iri- iria irie irka irki irra irre irri ivai ivak ivar ivbv ivea iver ivie ivre kaaa kaab kaai kaak kaar kaba kabb kabe kabi kabr kaei kaer kaia kaib kaie kaii kaik kair kaka kake kaki kakk kara karb kare kari kark karr karv kava kavb kave kavi kavv kbaa kbab kbae kbai kbak kbar kbba kbbb kbbe kbbi kbbk kbbr kbeb kbee kbek kber kbev kbia kbib kbie kbik kbkb kbkk kbkr kbkv kbra kbrb kbre kbri kbrk kbrv kbva kbvb kbvr kea- keak kear keba kebb kebe kebi kebr keek keer keib keii keik keir keka kekb keke keki ker- kera kerb kere keri kerk kerr kerv keva keve kevi kiab kiai kiar kiba kibb kibe kibi kibr kier kiev kiia kiii kiik kika kiki kikk kikr kira kirb kiri kirk kirr kirv kiva kive kivi kkaa kkai kkar kkba kkbb kkbe kkbi kkbr kkea kkia kkik kkkk kkrb kkre kkrk kkrr kkrv kkvr kkvv krab krae krai krak krar krav krba krbb krbe krbi krbk krbr krea kreb kree krei krek krev kria krib krik kriv krka krke krki krkk krkr krkv krrb krre krri krrk krrr krva krvb krve krvi krvk krvr krvv kvab kvak kvar kvbr kvea kver kvie kvik kvir kviv kvra kvre kvri kvrr kvrv kvvr kvvv raab raak raba rabb rabe rabi rabk raer raia raie raii raik rair raka rake raki rakk rara rarb rare rari rark rava rave ravi rbbb rbbr rea- reae reak rear reba rebb rebe rebk reeb reek reev reia reii reik reir reka reke reki rera rere reri reva reve revi riaa riab riai riak rib- riba ribe riek rier riia rika rike riki rikk rire riri riva rive rrrr rver rvik vaar vaia vaie vaik vair vaka vake vaki vara vare vari vark varr vava veak vear veba veer veia veie veii veik veir veka veke ver- vera verb vere veri verk veve vevi viae viar vibe vier viii viik vika vike viki vira virb vire viri virk virr viva vive vivi vrai vrak vrav vrba vria vver vvvv

-aaa- a-iii a-vie aaaai aaaee aabaa aabba aabra aaeri aaiib aaker aakre aaria aavik abaab ababa ababe abaer abaia abaie abair abaka