-er a-a a-b a-i a-t aaa aab aae aai aak aao aar aas aat ab- aba abb abe abi abk abo abr abs abt aea aeb aee aei aek aeo aer aes aet ai- aia aib aie aii aik aio air ais ait aka akb ake aki akk ako akr aks aoa aob aoe aoi aok aoo aor aos aot ar- ara arb are ari ark aro arr ars art as- asa asb ase asi ask aso asr ass ast at- ata atb ate ati ato atr ats att baa bab bae bai bak bao bar bas bat bba bbb bbe bbi bbk bbo bbr bbs bbt be- bea beb bee bei bek beo ber bes bet bi- bia bib bie bii bik bio bir bis bit bka bkb bke bkk bko bkr bks bkt boa bob boe boi bok boo bor bos bot bra brb bre bri brk bro brr brs brt bsa bsb bse bsi bsk bso bsr bss bst bta btb bte bti btk bto btr bts btt eaa eab eae eai eak eao ear eas eat eba ebb ebe ebi ebk ebo ebr ebs ebt eea eeb eee eek eeo eer ees eet eia eib eie eii eik eio eir eis eit eka ekb eke eki eko ekr eks ekt eo- eoa eob eoe eoi eok eoo eor eos eot era erb ere eri erk ero err ers ert es- esa esb ese esi esk eso esr ess est eta etb ete eti etk eto etr ets ett ia- iaa iab iae iai iao iar ias iat iba ibb ibe ibi ibk ibo ibr ibs ibt ie- iea iee iei iek ier ies iet iia iib iie iii iio iir iis iit ika ikb ike iki ikk iko ikr iks ikt io- ioa iob ioe ioi ioo ior ios iot ir- ira irb ire iri irk iro irr irs irt is- isa isb ise isi isk iso isr iss ist ita itb ite iti itk ito its itt k-t ka- kaa kab kae kai kak kao kar kas kat kba kbb kbe kbi kbk kbo kbr kbs ke- kea keb kee kei kek keo ker kes ket kia kib kie kii kik kio kir kis kit kkb kke kki kkk kkr kks kkt koa kob koe koi kok koo kor kos kot kra kri krk kro krr krs krt ksa ksb kse ksi ksk kso ksr kss kst kta ktb kte ktk kto ktr kts ktt o-i oaa oab oae oai oak oao oar oas oat ob- oba obb obe obi obk obo obr obs obt oea oeb oee oei oeo oer oes oet oia oib oie oii oik oio oir ois oit oka okb oke oki okk oko okr oks oo- ooa oob ooi ook ooo oor oos oot or- ora orb ore ori ork oro orr ors ort os- osa osb ose osi osk oso osr oss ost ot- ota otb ote oti otk oto otr ots ott ra- raa rab rae rai rak rao rar ras rat rba rbb rbe rbi rbk rbo rbr rbs rbt re- rea reb ree rei rek reo rer res ret ria rib rie rii rik rio rir ris rit rkb rke rkk rko rks rkt roa rob roe roi rok roo ror ros rot rra rrb rri rrk rrr rrs rrt rsa rsb rse rsi rsk rso rsr rss rst rta rtb rte rti rtk rto rtr rts rtt saa sab sae sai sak sao sar sas sat sba sbb sbe sbi sbk sbo sbr sbs sbt se- sea seb see sei sek seo ser ses set sia sib sie sii sik sio sir sis sit sk- ska skb ske ski skk sko skr sks skt soa sob soe soi sok soo sor sos sot sr- sra srb sre sri srk sro srr srs srt ss- ssa ssb sse ssi ssk sso ssr sss sst sta stb ste sti stk sto str sts stt taa tab tae tai tak tao tar tas tat tba tbb tbe tbi tbk tbo tbr tbs tbt te- tea teb tee tei tek teo ter tes tet tia tib tie tii tik tio tir tis tit tka tkb tke tkk tko tkr tks tkt to- toa tob toe toi tok too tor tos tot tra trb tre tri trk tro trr trs trt tsa tsb tse tsi tsk tso tsr tss tst tta ttb tte tti ttk tto ttr tts ttt

-ase -ose a-ak a-be a-ii a-ok aaaa aaab aaae aaai aaar aaas aaba aabb aabi aabt aaea aaes aaib aaii aais aaka aake aaoe aaoo aara aare aari aaro aars aart aasa aase aasi aass aast aata aatk aatt abaa abab abae abai abak abar abas abat abb- abba abbb abbe abbi abbo abbr abbs abbt abee aber abes abet abia abib abie abir abis abit aboa abob abok aboo abor abos abot abra abri abro abrs abs- absa abse absi abss abta abts aeas aebi aebs aeer aeio aeit aeka aer- aera aeri aero aers aess aest aeta aeto aetr aett aiai aias aiba aibo aiea aiee aiet aiia aiib aiir aika aike aiki aiko aiks aioi aira aire airi airo airs airt aisa aisb aise aisi aisk aiso aisr aist aita aite aiti aitr aits aitt akaa akae akai akao akar akas akee aker akes akia akie akik akio akir akis akka akki akko akok akos akot akr- akra akre aksa aksi akst akte aoba aoki aoks aora aorb aors aort aoss arab arae arai arak arar aras arat arba arbe arbi arbs area aree arei arek areo ares aret aria arib arie arii arik ario aris arit arka arke arki arko arks aroa arob aroe aroi aroo aror aros arr- arra arre arri arrk arro arrr arrs arrt ars- arsa arse arsi arsk arso arst arta arte arti arto artr arts asaa asab asae asai asak asao asar asas asat asba asbo asea asee asek aser ases aset asia asie asii asik asio asir asis asit aska aske