-al a-a a-b aaa aab aad aal aam aar aau ab- aba abb abd abl abm abr abu ad- ada adb add adl adm adr adu al- ala alb ald all alm alr alu ama amb amd aml amm amr amu ar- ara arb ard arl arm arr aru au- aua aub aud aul aum aur b-u baa bab bad bal bam bar bau bba bbb bbd bbl bbm bbr bbu bda bdb bdd bdl bdm bdr bdu bla blb bld bll blm blr blu bma bmb bmd bml bmm bmr bmu bra brb brd brl brm brr bru bua bub bud bul bum bur buu daa dab dad dal dam dar dau dba dbb dbd dbl dbm dbr dbu dda ddb ddd ddl ddm ddr ddu dl- dla dlb dld dll dlm dlr dlu dma dmb dmd dml dmm dmr dmu dra drb drd drl drm drr dru dua dub dud dul dum dur la- laa lab lad lal lam lar lau lba lbb lbd lbl lbm lbr lbu lda ldb ldd ldl ldm ldr ldu lla llb lld lll llm llr llu lma lmb lmd lml lmm lmr lmu lra lrb lrd lrm lrr lru lua lub lud lul lum lur luu m-r maa mab mad mal mam mar mau mba mbb mbd mbl mbm mbr mbu mda mdb mdd mdl mdm mdr mdu mla mlb mld mll mlm mlr mlu mma mmb mmd mml mmm mmr mmu mra mrb mrd mrl mrm mrr mru mua mub mud mul mum mur muu ra- raa rab rad ral ram rar rau rba rbb rbd rbl rbm rbr rbu rda rdb rdd rdl rdm rdr rdu rla rld rll rlm rlr rlu rma rmb rmd rml rmm rmr rra rrb rrd rrl rrm rrr rru rua rub rud rum rur ruu ua- uaa uab uad ual uam uar uau uba ubb ubl ubr ubu uda udb udd udl udm udr udu ula ulb uld ull ulm ulr ulu um- uma umb umd uml umm umr umu ur- ura urb urd url urm urr uru uua uum uur uuu