-al -ol a-a a-b aaa aab aad aal aao aap aar aas ab- aba abb abd abl abo abp abr abs ad- ada adb add adl ado adp adr ads al- ala alb ald all alo alp alr als aoa aob aod aol aoo aop aor aos ap- apa apb apd apl apo app apr aps ar- ara arb ard arl aro arp arr ars as- asa asb asd asl aso asp asr ass b-p baa bab bad bal bao bap bar bas bba bbb bbd bbl bbo bbp bbr bbs bda bdb bdd bdl bdo bdp bdr bds bla blb bld bll blo blp blr bls boa bob bod bol boo bop bor bos bpa bpb bpd bpl bpo bpp bpr bps bra brb brd brl bro brp brr brs bsa bsb bsd bsl bso bsp bsr bss daa dab dad dal dao dap dar das dba dbb dbd dbl dbo dbp dbr dbs dda ddb ddd ddl ddo ddp ddr dds dl- dla dlb dld dll dlo dlp dlr dls doa dob dod dol doo dop dor dos dpa dpb dpd dpl dpo dpp dpr dps dra drb drd drl dro drp drr drs dsa dsb dsd dsl dso dsp dsr dss l-p la- laa lab lad lal lao lap lar las lba lbb lbd lbl lbo lbp lbr lbs lda ldb ldd ldl ldo ldp ldr lds lla llb lld lll llo llp llr lls loa lob lod lol loo lop lor los lpa lpb lpd lpl lpo lpp lpr lps lra lrb lrd lro lrp lrr lrs lsa lsb lsd lsl lso lsp lsr lss oaa oab oad oal oao oap oar oas ob- oba obb obd obl obo obp obr obs oda odb odd odl odo odp odr ods ola olb old oll olo olp ols oo- ooa oob ood ool ooo oop oor oos op- opa opb opd opl opo opp opr ops or- ora orb ord orl oro orp orr ors os- osa osb osd osl oso osp osr oss p-p paa pab pad pal pao pap par pas pba pbb pbd pbl pbo pbp pbr pbs pda pdb pdd pdl pdo pdp pdr pds pla plb pld pll plo plp plr pls poa pob pod pol poo pop por pos ppa ppb ppd ppl ppo ppp ppr pps pra prb prd prl pro prp prr prs ps- psa psb psd psl pso psp psr pss ra- raa rab rad ral rao rap rar ras rba rbb rbd rbl rbo rbp rbr rbs rda rdb rdd rdl rdo rdp rdr rds rla rld rll rlo rlp rlr rls roa rob rod rol roo rop ror ros rpa rpb rpd rpl rpo rpp rpr rps rra rrb rrd rrl rrp rrr rrs rsa rsb rsd rsl rso rsp rsr rss saa sab sad sal sao sap sar sas sba sbb sbd sbl sbo sbp sbr sbs sda sdb sdd sdl sdo sdp sdr sds sla slb sld sll slo slp slr sls soa sob sod sol soo sop sor sos spa spb spd spl spo spp spr sps sr- sra srb srd srl sro srp srr srs ss- ssa ssb ssd ssl sso ssp ssr sss

a-do aaaa aaab aaad aaal aaap aaar aaas aaba aabb aabd aabl aabp aada aads aala aald aall aalo aals aaoo aapa aapl aapo aaps aara aard aaro aarp aars aasa aasd aass abaa abab abad abal abap abar abas abb- abba abbb abbo abbr abbs abda abdo abla ablo abls aboa abob abod abol aboo abor abos abpa abpd abpp abpr abps abra abro abrs abs- absa absd absl absp abss adaa adab adad adal adao adap adar adas adba adda addd addl addo addr adds adls adob adod adoo ador ados adp- adps adra adro adrs adsa adsl adso adsr adss al-p alaa alad alal alao alap alar alas alb- alba albo albs ald- alda aldl aldo alds all- alla alll allo allr alls aloa alod alol aloo alop alor alos alpa alpl alpo alps alro alsa also aoba aola aopo aora aorb aors aosd aosp aoss apal apao apap apar apas apba apbr apbs apda apdd apds apl- apla aplp apls apo- apod apoo apop apor apos appa appd appl appr apps apra apro aprs apsa apsl apso apss arab arad aral arap arar aras arba arbs arda ardl ardo ards arla arlo aroa arob arod aroo aror aros arpa arpl arps arr- arra arro arrr arrs ars- arsa arsd arso asaa asab asad asal asao asap asar asas asba asbo asda asdl asdo asds asla aslo aslr asob asod asop asor asos aspa aspd aspl aspo aspr asps asra asro asrs assa assd assl asso assp assr asss baaa baad baal baar baas baba babb babo babr babs bada badb badd bado badr bads bala bald ball balo bals baol baos bapa bapp baps bar- bara barb bard baro barr bars basa baso bass bbad bbas bbbb bbbs bbdd bbdo bblb bbls bbpr bd-r bdls bdos bdsd blaa blab blad blas bldr blls blob blod bloo blop blsp blss boab boad boal boar boas boba bobb bobo bobs boda bodb bodo bods bola bold boll bolo bols boob bood bool boop boor boos bopa bopp bops bor- bora bord boro borr bors bosa boso boss bpda bprd bpsa brab brad brao bras brda brdo brds brlp brls broa brob brod brol broo bror bros brrr brrs brsb brsr bsaa bsap bsas bsbd bsdl bsod bsos bspp bspr bsra bsrd bssd d-bo daab daad daal daap daar daas daba dabb dabo dabp dabs dada dado dads dala dall dalo dals daos dapa dapp daps dara darb dard darl daro darp darr dars dasa dasb dasd dasl dass dbar dbas dblp dbls dbos dbpd dbrs dbsa dbss dddd ddpo ddps ddss dlab dlbd dlos dlrs doab doal doap doar doas doba dobb dobl dobs dod- doda dodd dodo dods dola dold doll dolo dolp dols doob dood dool doop door doos dopa dopo dopp dopr dops