-er a-a a-b a-i aaa aab aad aae aag aai aak aao aar aas aaw ab- aba abb abd abe abg abi abk abo abr abs abw ad- ada adb add ade adg adi adk ado adr ads adw aea aeb aed aee aeg aei aek aeo aer aes aew ag- aga agb agd age agg agi agk ago agr ags agw ai- aia aib aid aie aig aii aik aio air ais aiw aka akb akd ake akg aki akk ako akr aks akw aoa aob aod aoe aog aoi aok aoo aor aos aow ar- ara arb ard are arg ari ark aro arr ars arw as- asa asb asd ase asg asi ask aso asr ass asw aw- awa awb awd awe awg awi awk awo awr aws aww baa bab bad bae bag bai bak bao bar bas baw bba bbb bbd bbe bbg bbi bbk bbo bbr bbs bbw bda bdb bdd bde bdg bdi bdk bdo bdr bds bdw be- bea beb bed bee beg bei bek beo ber bes bew bga bgb bgd bge bgg bgi bgk bgo bgr bgs bgw bi- bia bib bid bie big bii bik bio bir bis biw bka bkb bke bkg bkk bko bkr bks bkw boa bob bod boe bog boi bok boo bor bos bow bra brb brd bre brg bri brk bro brr brs brw bsa bsb bsd bse bsg bsi bsk bso bsr bss bsw bwa bwb bwd bwg bwi bwk bwo bwr bws daa dab dad dae dag dai dak dao dar das daw dba dbb dbd dbe dbg dbi dbk dbo dbr dbs dda ddb ddd dde ddg ddi ddk ddo ddr dds ddw de- dea deb ded dee deg dei dek deo der des dew dga dgd dge dgg dgi dgk dgr dgs dgw di- dia dib did die dig dii dik dio dir dis diw dka dkb dke dkg dki dkk dko dkr dks dkw doa dob dod doe dog doi dok doo dor dos dow dra drb drd dre drg dri drk dro drr drs drw dsa dsb dsd dse dsg dsi dsk dso dsr dss dsw dwa dwb dwe dwg dwi dwo dwr dws dww eaa eab ead eae eag eai eak eao ear eas eaw eba ebb ebd ebe ebg ebi ebk ebo ebr ebs ebw ed- eda edb edd ede edg edi edk edo edr eds edw eea eeb eed eee eeg eek eeo eer ees eew ega egb egd ege egg egi ego egr egs egw eia eib eid eie eig eii eik eio eir eis eka ekb ekd eke ekg eki eko ekr eks eo- eoa eob eod eoe eog eoi eok eoo eor eos eow era erb erd ere erg eri erk ero err ers erw es- esa esb esd ese esg esi esk eso esr ess esw ewa ewb ewd ewe ewi ewk ewo ewr ews eww g-d gaa gab gad gae gag gai gak gao gar gas gaw gba gbd gbe gbg gbi gbk gbo gbr gbs gbw gda gdb gdd gde gdi gdk gdo gdr gds gdw ge- gea geb ged gee geg gei gek geo ger ges gew gga ggb ggd ggg ggi ggo ggr ggs ggw gia gib gid gie gig gii gik gio gir gis gka gkb gkd gko gks goa gob god goe gog goi gok goo gor gos gow gra grb grd gre grg gri grk gro grr grs grw gsa gsb gsd gse gsg gsi gsk gso gsr gss gsw gwa gwb gwd gwe gwg gwi gwk gwr gws i-d ia- iaa iab iad iae iag iai iao iar ias iaw iba ibb ibd ibe ibg ibi ibk ibo ibr ibs ibw ida idb idd ide idg idi idk ido idr ids idw ie- iea ied iee ieg iei iek ier ies iga igb igd ige igg igi igk igo igr igs igw iia iib iid iie iii iio iir iis iiw ika ikb ike iki ikk iko ikr iks io- ioa iob iod ioe iog ioi ioo ior ios iow ir- ira irb ird ire irg iri irk iro irr irs is- isa isb isd ise isg isi isk iso isr iss isw iwa iwb iwd iwe iwg iwi iwk iwo iwr iws iww ka- kaa kab kad kae kag kai kak kao kar kas kaw kba kbb kbd kbe kbi kbk kbo kbr kbs kbw kda kdb kde kdg kdk kdo kdr kds ke- kea keb ked kee keg kei kek keo ker kes kew kga kgb kgd kgi kgo kgs kgw kia kib kid kie kig kii kik kio kir kis kkb kke kki kkk kkr kks koa kob kod koe kog koi kok koo kor kos kow kra krd krg kri krk kro krr krs krw ksa ksb ksd kse ksg ksi ksk kso ksr kss ksw kw- kwa kwd kwg kwi kwk kwo kws kww o-i oaa oab oad oae oag oai oak oao oar oas oaw ob- oba obb obd obe obg obi obk obo obr obs obw oda odb odd ode odg odi odo odr ods oea oeb oed oee oeg oei oeo oer oes oga ogd oge ogg ogi ogo ogs oia oib oid oie oii oik oio oir ois oka okb okd oke okg oki okk oko okr oks okw oo- ooa oob ood oog ooi ook ooo oor oos oow or- ora orb ord ore org ori ork oro orr ors os- osa osb osd ose osg osi osk oso osr oss osw owa owb owd owe owi owk owo ows oww ra- raa rab rad rae rag rai rak rao rar ras raw rba rbb rbd rbe rbg rbi rbk rbo rbr rbs rbw rda rdb rdd rde rdg rdi rdo rdr rds re- rea reb red ree reg rei rek reo rer res rew rga rgb rgd rge rgg rgi rgk rgo rgr rgs rgw ria rib rid rie rig rii rik rio rir ris rkb rke rkg rkk rko rks