-al -ol a-a a-b aaa aab aad aal aam aao aap aas ab- aba abb abd abl abm abo abp abs ad- ada adb add adl adm ado adp ads al- ala alb ald all alm alo alp als ama amb amd aml amm amo amp ams aoa aob aod aol aom aoo aop aos ap- apa apb apd apl apm apo app aps as- asa asb asd asl asm aso asp ass b-p baa bab bad bal bam bao bap bas bba bbb bbd bbl bbm bbo bbp bbs bda bdb bdd bdl bdm bdo bdp bds bla blb bld bll blm blo blp bls bma bmb bmd bml bmm bmo bmp bms boa bob bod bol bom boo bop bos bpa bpb bpd bpl bpm bpo bpp bps bsa bsb bsd bsl bsm bso bsp bss daa dab dad dal dam dao dap das dba dbb dbd dbl dbm dbo dbp dbs dda ddb ddd ddl ddm ddo ddp dds dl- dla dlb dld dll dlm dlo dlp dls dma dmb dmd dml dmm dmo dmp dms doa dob dod dol dom doo dop dos dpa dpb dpd dpl dpm dpo dpp dps dsa dsb dsd dsl dsm dso dsp dss l-p la- laa lab lad lal lam lao lap las lba lbb lbd lbl lbm lbo lbp lbs lda ldb ldd ldl ldm ldo ldp lds lla llb lld lll llm llo llp lls lma lmb lmd lml lmm lmo lmp lms loa lob lod lol lom loo lop los lpa lpb lpd lpl lpm lpo lpp lps lsa lsb lsd lsl lsm lso lsp lss m-o maa mab mad mal mam mao map mas mba mbb mbd mbl mbm mbo mbp mbs mda mdb mdd mdl mdm mdo mdp mds mla mlb mld mll mlm mlo mlp mls mma mmb mmd mml mmm mmo mmp mms moa mob mod mol mom moo mop mos mpa mpb mpd mpl mpm mpo mpp mps msa msb msd msl msm mso msp mss oaa oab oad oal oam oao oap oas ob- oba obb obd obl obm obo obp obs oda odb odd odl odm odo odp ods ola olb old oll olm olo olp ols om- oma omb omd oml omm omo omp oms oo- ooa oob ood ool oom ooo oop oos op- opa opb opd opl opm opo opp ops os- osa osb osd osl osm oso osp oss p-p paa pab pad pal pam pao pap pas pba pbb pbd pbl pbm pbo pbp pbs pda pdb pdd pdl pdm pdo pdp pds pla plb pld pll plm plo plp pls pma pmb pmd pml pmm pmo pmp pms poa pob pod pol pom poo pop pos ppa ppb ppd ppl ppm ppo ppp pps ps- psa psb psd psl psm pso psp pss saa sab sad sal sam sao sap sas sba sbb sbd sbl sbm sbo sbp sbs sda sdb sdd sdl sdm sdo sdp sds sla slb sld sll slm slo slp sls sma smb smd sml smm smo smp sms soa sob sod sol som soo sop sos spa spb spd spl spm spo spp sps ss- ssa ssb ssd ssl ssm sso ssp sss