-er a-a a-b aaa aab aad aae aaf aag aao aar aas ab- aba abb abd abe abf abg abo abr abs ad- ada adb add ade adf adg ado adr ads aea aeb aed aee aef aeg aeo aer aes af- afa afb afd afe aff afg afo afr afs ag- aga agb agd age agf agg ago agr ags aoa aob aod aoe aof aog aoo aor aos ar- ara arb ard are arf arg aro arr ars as- asa asb asd ase asf asg aso asr ass baa bab bad bae baf bag bao bar bas bba bbb bbd bbe bbf bbg bbo bbr bbs bda bdb bdd bde bdf bdg bdo bdr bds be- bea beb bed bee bef beg beo ber bes bfa bfb bfd bfe bff bfg bfo bfr bfs bga bgb bgd bge bgf bgg bgo bgr bgs boa bob bod boe bof bog boo bor bos bra brb brd bre brf brg bro brr brs bsa bsb bsd bse bsf bsg bso bsr bss daa dab dad dae daf dag dao dar das dba dbb dbd dbe dbf dbg dbo dbr dbs dda ddb ddd dde ddf ddg ddo ddr dds de- dea deb ded dee def deg deo der des dfa dfb dfd dfe dff dfg dfo dfr dfs dga dgd dge dgf dgg dgr dgs doa dob dod doe dof dog doo dor dos dra drb drd dre drg dro drr drs dsa dsb dsd dse dsf dsg dso dsr dss eaa eab ead eae eaf eag eao ear eas eba ebb ebd ebe ebf ebg ebo ebr ebs ed- eda edb edd ede edf edg edo edr eds eea eeb eed eee eef eeg eeo eer ees ef- efa efb efd efe eff efg efo efr efs ega egb egd ege egf egg ego egr egs eo- eoa eob eod eoe eof eog eoo eor eos era erb erd ere erf erg ero err ers es- esa esb esd ese esf esg eso esr ess faa fab fad fae faf fag fao far fas fba fbb fbd fbe fbf fbg fbo fbr fbs fda fdb fdd fde fdf fdg fdo fdr fds fea feb fed fee fef feg feo fer fes ffa ffd ffe fff ffg ffo ffr ffs fga fgb fgd fge fgf fgg fgr fgs foa fob foe fof fog foo for fos fra frb frd fre frf frg fro frr frs fsa fsb fsd fse fsf fsg fso fsr fss g-d gaa gab gad gae gaf gag gao gar gas gba gbd gbe gbf gbg gbo gbr gbs gda gdb gdd gde gdf gdo gdr gds ge- gea geb ged gee gef geg geo ger ges gfa gfb gfd gfe gff gfo gfr gfs gga ggb ggd ggg ggo ggr ggs goa gob god goe gof gog goo gor gos gra grb grd gre grf grg gro grr grs gsa gsb gsd gse gsf gsg gso gsr gss oaa oab oad oae oaf oag oao oar oas ob- oba obb obd obe obf obg obo obr obs oda odb odd ode odf odg odo odr ods oea oeb oed oee oef oeg oeo oer oes of- ofa ofb ofd ofe off ofg ofo ofr ofs oga ogd oge ogf ogg ogo ogs oo- ooa oob ood oof oog ooo oor oos or- ora orb ord ore orf org oro orr ors os- osa osb osd ose osf osg oso osr oss ra- raa rab rad rae raf rag rao rar ras rba rbb rbd rbe rbf rbg rbo rbr rbs rda rdb rdd rde rdf rdg rdo rdr rds re- rea reb red ree ref reg reo rer res rfa rfb rfd rfe rff rfg rfo rfr rfs rga rgb rgd rge rgf rgg rgo rgr rgs roa rob rod roe rof rog roo ror ros rra rrb rrd rrf rrg rrr rrs rsa rsb rsd rse rsf rsg rso rsr rss saa sab sad sae saf sag sao sar sas sba sbb sbd sbe sbf sbg sbo sbr sbs sda sdb sdd sde sdf sdg sdo sdr sds se- sea seb sed see sef seg seo ser ses sfa sfb sfd sfe sff sfg sfo sfr sfs sga sgb sgd sge sgf sgg sgo sgr sgs soa sob sod soe sof sog soo sor sos sr- sra srb srd sre srf srg sro srr srs ss- ssa ssb ssd sse ssf ssg sso ssr sss

-ase -ose a-be a-do aaaa aaab aaad aaae aaaf aaar aaas aaba aabb aabd aada aade aads aaea aaes aafa aafb aafd aaff aage aaoe aaoo aara aard aare aaro aars aasa aasd aase aasf aass abaa abab abad abae abaf abag abar abas abb- abba abbb abbe abbo abbr abbs abda abdo abed abee aber abes abff abgd aboa abob abod abof aboo abor abos abra abro abrs abs- absa absd abse absf abss adaa adab adad adae adag adao adar adas adba adda addd adde addo addr adds adea adeb adee adeo ader ades adfa adfs adgs adob adod adoe adog adoo ador ados adra adre adro adrs adsa adso adsr adss aeaf aeas aebs aede aeer aega aer- aera aerd aero aers aesd aess afaa afad afao afar afbs afdb afee afer afes affa affo affs afgf afoa afoe afog afoo afor afr- afra afre afro afrs afsa afsb ag-o agad agag agao agar agas agba agbo agda agde agea aged agee ager ages agfa agga agge agob agod agog agoo agos agra agre agro agsa agsg aoba aora aorb aors aosd aoss arab arad arae araf arag arar aras arba arbe arbs arda arde ardf ardo ards area ared aree aref areg areo ares arfa arfb arff arfs arga argb arge argo args aroa arob arod aroe aroo aror aros arr- arra arre arrg arro arrr arrs ars- arsa arsd arse arso asaa asab asad asae asaf asag asao asar asas asba asbo asda asde asdf asdo asds asea asee aser ases asfa asgd asge asob