-al -ol a-a a-b aaa aab aal aam aao aap aar ab- aba abb abl abm abo abp abr al- ala alb all alm alo alp alr ama amb aml amm amo amp amr aoa aob aol aom aoo aop aor ap- apa apb apl apm apo app apr ar- ara arb arl arm aro arp arr b-p baa bab bal bam bao bap bar bba bbb bbl bbm bbo bbp bbr bla blb bll blm blo blp blr bma bmb bml bmm bmo bmp bmr boa bob bol bom boo bop bor bpa bpb bpl bpm bpo bpp bpr bra brb brl brm bro brp brr l-p la- laa lab lal lam lao lap lar lba lbb lbl lbm lbo lbp lbr lla llb lll llm llo llp llr lma lmb lml lmm lmo lmp lmr loa lob lol lom loo lop lor lpa lpb lpl lpm lpo lpp lpr lra lrb lrm lro lrp lrr m-o m-r maa mab mal mam mao map mar mba mbb mbl mbm mbo mbp mbr mla mlb mll mlm mlo mlp mlr mma mmb mml mmm mmo mmp mmr moa mob mol mom moo mop mor mpa mpb mpl mpm mpo mpp mpr mra mrb mrl mrm mro mrp mrr oaa oab oal oam oao oap oar ob- oba obb obl obm obo obp obr ola olb oll olm olo olp om- oma omb oml omm omo omp omr oo- ooa oob ool oom ooo oop oor op- opa opb opl opm opo opp opr or- ora orb orl orm oro orp orr p-p paa pab pal pam pao pap par pba pbb pbl pbm pbo pbp pbr pla plb pll plm plo plp plr pma pmb pml pmm pmo pmp pmr poa pob pol pom poo pop por ppa ppb ppl ppm ppo ppp ppr pra prb prl prm pro prp prr ra- raa rab ral ram rao rap rar rba rbb rbl rbm rbo rbp rbr rla rll rlm rlo rlp rlr rma rmb rml rmm rmo rmp rmr roa rob rol rom roo rop ror rpa rpb rpl rpm rpo rpp rpr rra rrb rrl rrm rrp rrr