-er a-a a-b a-i a-t aaa aab aae aai aak aar aat ab- aba abb abe abi abk abr abt aea aeb aee aei aek aer aet ai- aia aib aie aii aik air ait aka akb ake aki akk akr ar- ara arb are ari ark arr art at- ata atb ate ati atr att baa bab bae bai bak bar bat bba bbb bbe bbi bbk bbr bbt be- bea beb bee bei bek ber bet bi- bia bib bie bii bik bir bit bka bkb bke bkk bkr bkt bra brb bre bri brk brr brt bta btb bte bti btk btr btt eaa eab eae eai eak ear eat eba ebb ebe ebi ebk ebr ebt eea eeb eee eek eer eet eia eib eie eii eik eir eit eka ekb eke eki ekr ekt era erb ere eri erk err ert eta etb ete eti etk etr ett ia- iaa iab iae iai iar iat iba ibb ibe ibi ibk ibr ibt ie- iea iee iei iek ier iet iia iib iie iii iir iit ika ikb ike iki ikk ikr ikt ir- ira irb ire iri irk irr irt ita itb ite iti itk itt k-t ka- kaa kab kae kai kak kar kat kba kbb kbe kbi kbk kbr ke- kea keb kee kei kek ker ket kia kib kie kii kik kir kit kkb kke kki kkk kkr kkt kra kri krk krr krt kta ktb kte ktk ktr ktt ra- raa rab rae rai rak rar rat rba rbb rbe rbi rbk rbr rbt re- rea reb ree rei rek rer ret ria rib rie rii rik rir rit rkb rke rkk rkt rra rrb rri rrk rrr rrt rta rtb rte rti rtk rtr rtt taa tab tae tai tak tar tat tba tbb tbe tbi tbk tbr tbt te- tea teb tee tei tek ter tet tia tib tie tii tik tir tit tka tkb tke tkk tkr tkt tra trb tre tri trk trr trt tta ttb tte tti ttk ttr ttt

a-ak a-be a-ii aaaa aaab aaae aaai aaar aaba aabb aabi aabt aaea aaib aaii aaka aake aara aare aari aart aata aatk aatt abaa abab abae abai abak abar abat abb- abba abbb abbe abbi abbr abbt abee aber abet abia abib abie abir abit abra abri abta aebi aeer aeit aeka aer- aera aeri aeta aetr aett aiai aiba aiea aiee aiet aiia aiib aiir aika aike aiki aira aire airi airt aita aite aiti aitr aitt akaa akae akai akar akee aker akia akie akik akir akka akki akr- akra akre akte arab arae arai arak arar arat arba arbe arbi area aree arei arek aret aria arib arie arii arik arit arka arke arki arr- arra arre arri arrk arrr arrt arta arte arti artr at-t ataa atab atae atai atak atar atat atea atee atei ater atia atie atik atit atka atkt atra atre atri atrk atta atte atti attr ba-i baaa baak baar baat baba babb babe babi babr baek baer baia baib baie baik bair bait bak- baka bake baki bakr bakt bar- bara barb bare bari bark barr bart bata bate bati batt bbbb bbeb bbet beak bear beat beba bebb bebe bebi beeb beek beer beet beia beik beir beit beka beke beki bera bere beri berk berr bert beta bete beti bett biak biar biat biba bibb bibe bibi bieb bier biet bike bira birb bire biri birk birr birt bita bite bitt brab brae brai brak brat brea breb bree brei brek brer bret bria brie brik brit brka brkb brrr btaa btek btie btrt bttb eaba eara earb eare eart eata eate eati ebba ebbr eber ebit eeea eeee eeka eeke eera eeta eete eiei eier eika eike eiki eira eire eita eitb eiti eitr eka- ekab ekeb ekek eker eket ekka ekki ekta erat erba erbb erbe ereb erei erer eret eria erie erik erit erke erki erra erre erta etai etak etat etbr etee eter etik etka etra etre etta ette etti i-be iaaa iaai iaat iaba iaea iaia iara iare iart iata iate iati ibar ibat ibea ibet ibia ibie ibra ibri ibtb ieat ieet ieie iera iere ieri ieta iett iiie iiii iiit iira iita iitr iitt ikar ikat ikea ikee iker ikki ikra ikri irae irai irak irar irbe iree irer iri- iria irie irka irki irra irre irri irta irte irti itaa itai itak itar itat itbe itea itek iter itet itia itie itra itri itta kaaa kaab kaai kaak kaar kaat kaba kabb kabe kabi kabr kaei kaer kaet kaia kaib kaie kaii kaik kair kait kaka kake kaki kakk kakt kara karb kare kari kark karr kart kat- kata katb kate kati katk katr katt kbaa kbab kbae kbai kbak kbar kbat kbba kbbb kbbe kbbi kbbk kbbr kbbt kbeb kbee kbek kber kbet kbia kbib kbie kbik kbit kbkb kbkk kbkr kbra kbrb kbre kbri kbrk kbrt kbta kbtb kbte kbtk kbtr kbtt kea- keak kear keat keba kebb kebe kebi kebr kebt keek keer keet keib keii keik keir keka kekb keke keki ker- kera kerb kere keri kerk kerr kert ket- keta kete keti ketk ketr kett kiab kiai kiar kiba kibb kibe kibi kibr kibt kier kiia kiii kiik kiit kika kiki kikk kikr kikt kira kirb kiri kirk kirr kirt kita kite kiti kitr kitt kkaa kkai kkar kkat kkba kkbb kkbe kkbi kkbr kkbt kkea kkia kkik kkit kkkk kkrb kkre kkrk kkrr kkrt kktk krab krae krai krak krar krat krba krbb krbe krbi krbk krbr krbt krea kreb kree krei krek kret kria krib krik krit krka krke krki krkk krkr krrb krre krri krrk krrr krrt krta krti krtk krtr ktaa ktae ktai ktak ktar ktat ktba ktbb ktbr ktbt ktea ktee ktek ktia ktib ktie ktik ktkb ktke ktkk ktkr ktkt ktrb ktre ktri ktrk ktrr ktrt ktti kttk kttr kttt raab raak raat raba rabb