-al -er -ol a-a a-b a-t aaa aab aae aal aao aar aas aat aau ab- aba abb abe abl abo abr abs abt abu aea aeb aee ael aeo aer aes aet aeu al- ala alb ale all alo alr als alt alu aoa aob aoe aol aoo aor aos aot aou ar- ara arb are arl aro arr ars art aru as- asa asb ase asl aso asr ass ast asu at- ata atb ate atl ato atr ats att atu au- aua aub aue aul auo aur aus aut b-u baa bab bae bal bao bar bas bat bau bba bbb bbe bbl bbo bbr bbs bbt bbu be- bea beb bee bel beo ber bes bet beu bla blb ble bll blo blr bls blt blu boa bob boe bol boo bor bos bot bou bra brb bre brl bro brr brs brt bru bsa bsb bse bsl bso bsr bss bst bsu bta btb bte btl bto btr bts btt btu bua bub bue bul buo bur bus but buu eaa eab eae eal eao ear eas eat eau eba ebb ebe ebl ebo ebr ebs ebt ebu eea eeb eee eel eeo eer ees eet ela elb ele ell elo elr els elt elu eo- eoa eob eoe eol eoo eor eos eot eou era erb ere erl ero err ers ert eru es- esa esb ese esl eso esr ess est esu eta etb ete etl eto etr ets ett etu eu- eua eub eue eul eur eus eut la- laa lab lae lal lao lar las lat lau lba lbb lbe lbl lbo lbr lbs lbt lbu lea leb lee lel leo ler les let leu lla llb lle lll llo llr lls llt llu loa lob loe lol loo lor los lot lou lra lrb lro lrr lrs lrt lru lsa lsb lse lsl lso lsr lss lst lsu lta ltb lte ltl lto ltr lts ltt ltu lua lub lue lul luo lur lus lut luu oaa oab oae oal oao oar oas oat oau ob- oba obb obe obl obo obr obs obt obu oea oeb oee oel oeo oer oes oet ola olb ole oll olo ols olt olu oo- ooa oob ool ooo oor oos oot or- ora orb ore orl oro orr ors ort oru os- osa osb ose osl oso osr oss ost osu ot- ota otb ote otl oto otr ots ott otu ou- oua oue oul ouo our ous out ra- raa rab rae ral rao rar ras rat rau rba rbb rbe rbl rbo rbr rbs rbt rbu re- rea reb ree rel reo rer res ret reu rla rle rll rlo rlr rls rlt rlu roa rob roe rol roo ror ros rot rou rra rrb rrl rrr rrs rrt rru rsa rsb rse rsl rso rsr rss rst rsu rta rtb rte rtl rto rtr rts rtt rtu rua rub rue ruo rur rus rut ruu saa sab sae sal sao sar sas sat sau sba sbb sbe sbl sbo sbr sbs sbt sbu se- sea seb see sel seo ser ses set seu sla slb sle sll slo slr sls slt slu soa sob soe sol soo sor sos sot sou sr- sra srb sre srl sro srr srs srt ss- ssa ssb sse ssl sso ssr sss sst ssu sta stb ste stl sto str sts stt stu sua sub sue sul suo sur sus sut suu taa tab tae tal tao tar tas tat tau tba tbb tbe tbl tbo tbr tbs tbt tbu te- tea teb tee tel teo ter tes tet teu tla tle tll tlo tlr tls tlt tlu to- toa tob toe tol too tor tos tot tou tra trb tre trl tro trr trs trt tru tsa tsb tse tsl tso tsr tss tst tsu tta ttb tte ttl tto ttr tts ttt ttu tua tub tue tul tuo tur tus tut tuu ua- uaa uab uae ual uao uar uas uat uau uba ubb ube ubl ubo ubr ubs ubt ubu uea ueb uee uel uer ues uet ula ulb ule ull ulo ulr uls ult ulu uoa uob uoe uol uoo uor uos uot ur- ura urb ure url uro urr urs urt uru usa usb use usl uso usr uss ust usu uta utb ute utl uto utr uts utt utu uua uue uur uus uut uuu