-er a-a a-b a-t aaa aab aae aaf aao aar aas aat aax ab- aba abb abe abf abo abr abs abt abx aea aeb aee aef aeo aer aes aet aex af- afa afb afe aff afo afr afs aft afx aoa aob aoe aof aoo aor aos aot aox ar- ara arb are arf aro arr ars art arx as- asa asb ase asf aso asr ass ast asx at- ata atb ate atf ato atr ats att atx ax- axa axe axo axr axs axt axx baa bab bae baf bao bar bas bat bax bba bbb bbe bbf bbo bbr bbs bbt bbx be- bea beb bee bef beo ber bes bet bex bfa bfb bfe bff bfo bfr bfs bft bfx boa bob boe bof boo bor bos bot box bra brb bre brf bro brr brs brt brx bsa bsb bse bsf bso bsr bss bst bsx bta btb bte btf bto btr bts btt btx bxb bxo bxx eaa eab eae eaf eao ear eas eat eax eba ebb ebe ebf ebo ebr ebs ebt ebx eea eeb eee eef eeo eer ees eet eex ef- efa efb efe eff efo efr efs eft efx eo- eoa eob eoe eof eoo eor eos eot era erb ere erf ero err ers ert es- esa esb ese esf eso esr ess est esx eta etb ete etf eto etr ets ett etx ex- exa exe exo exr exs ext exx faa fab fae faf fao far fas fat fax fba fbb fbe fbf fbo fbr fbs fbt fbx fea feb fee fef feo fer fes fet fex ffa ffe fff ffo ffr ffs fft ffx foa fob foe fof foo for fos fot fox fra frb fre frf fro frr frs frt fsa fsb fse fsf fso fsr fss fst fsx fta ftb fte ftf fto ftr fts ftt ftx fxe fxr fxs fxt fxx oaa oab oae oaf oao oar oas oat oax ob- oba obb obe obf obo obr obs obt obx oea oeb oee oef oeo oer oes oet oex of- ofa ofb ofe off ofo ofr ofs oft ofx oo- ooa oob oof ooo oor oos oot oox or- ora orb ore orf oro orr ors ort orx os- osa osb ose osf oso osr oss ost osx ot- ota otb ote otf oto otr ots ott ox- oxa oxb oxf oxo oxt oxx ra- raa rab rae raf rao rar ras rat rax rba rbb rbe rbf rbo rbr rbs rbt rbx re- rea reb ree ref reo rer res ret rex rfa rfb rfe rff rfo rfr rfs rft roa rob roe rof roo ror ros rot rox rra rrb rrf rrr rrs rrt rsa rsb rse rsf rso rsr rss rst rsx rta rtb rte rtf rto rtr rts rtt rtx rxr rxs saa sab sae saf sao sar sas sat sax sba sbb sbe sbf sbo sbr sbs sbt sbx se- sea seb see sef seo ser ses set sex sfa sfb sfe sff sfo sfr sfs sft sfx soa sob soe sof soo sor sos sot sox sr- sra srb sre srf sro srr srs srt srx ss- ssa ssb sse ssf sso ssr sss sst ssx sta stb ste stf sto str sts stt stx sxs sxt t-x taa tab tae taf tao tar tas tat tax tba tbb tbe tbf tbo tbr tbs tbt te- tea teb tee tef teo ter tes tet tex tfa tfb tfe tff tfo tfr tfs tft tfx to- toa tob toe tof too tor tos tot tox tra trb tre trf tro trr trs trt trx tsa tsb tse tsf tso tsr tss tst tsx tta ttb tte ttf tto ttr tts ttt ttx txe txf txs txt xaa xaf xar xas xat xbe xbr xbx xee xer xes xet xex xfa xfe xfs xft xfx xoa xof xoo xor xos xot xox xrf xrt xrx xsa xsb xss xst xtf xtr xts xtx xxo xxx

-ase -ose a-be aaaa aaab aaae aaaf aaar aaas aaba aabb aabt aaea aaes aafa aafb aaff aaoe aaoo aara aare aaro aars aart aasa aase aasf aass aast aata aatf aatt abaa abab abae abaf abar abas abat abax abb- abba abbb abbe abbo abbr abbs abbt abee aber abes abet abff aboa abob abof aboo abor abos abot abox abra abro abrs abs- absa abse absf abss abta abts aeaf aeas aebs aeer aer- aera aero aers aess aest aeta aetf aeto aetr aett aetx afaa afao afar afat afbs afee afer afes afet affa affo affs afft afoa afoe afoo afor afox afr- afra afre afro afrs afsa afsb afst afta afte afts afxe aoba aora aorb aors aort aoss aotf arab arae araf arar aras arat arax arba arbe arbs area aree aref areo ares aret arex arfa arfb arff arfs arft aroa arob aroe aroo aror aros arr- arra arre arro arrr arrs arrt ars- arsa arse arso arst arta arte arto artr arts artx asaa asab asae asaf asao asar asas asat asba asbo asea asee aser ases aset asfa asob asof asor asos asot asra asro asrs assa asse asso assr asss asst asta astb aste asto astr asts at-t at-x ataa atab atae atar atas atat atax atbs atea atee atef ateo ater ates atex atfb atfe atfs atob atoe atof ator atos atot atra atre atro atrx atsb atse atst atta atte atto attr atts axaf axar axat axer axes axfr axfs axo- axoa axof axos axse axto axxo ba-x baaa baaf baar baas baat baba babb babe babo babr babs baer baes baff bafo baft baos bar- bara barb bare barf baro barr bars bart barx basa base basf baso bass bast bata bate batf bato bats batt baxt bbas bbbb bbbs bbeb bbet bbox beaf bear beas beat beba bebb bebe bebo beeb beef beer bees beet befa befe beff befo beft beo- beof beor beos beot bera bere bero