-al -ol a-a a-b a-i aaa aab aai aal aam aao aas ab- aba abb abi abl abm abo abs ai- aia aib aii ail aim aio ais al- ala alb ali all alm alo als ama amb ami aml amm amo ams aoa aob aoi aol aom aoo aos as- asa asb asi asl asm aso ass baa bab bai bal bam bao bas bba bbb bbi bbl bbm bbo bbs bi- bia bib bii bil bim bio bis bla blb bli bll blm blo bls bma bmb bmi bml bmm bmo bms boa bob boi bol bom boo bos bsa bsb bsi bsl bsm bso bss ia- iaa iab iai ial iam iao ias iba ibb ibi ibl ibm ibo ibs iia iib iii iil iim iio iis il- ila ilb ili ill ilm ilo ils im- ima imb imi iml imm imo ims io- ioa iob ioi iol iom ioo ios is- isa isb isi isl ism iso iss la- laa lab lai lal lam lao las lba lbb lbi lbl lbm lbo lbs lia lib lii lil lim lio lis lla llb lli lll llm llo lls lma lmb lmi lml lmm lmo lms loa lob loi lol lom loo los lsa lsb lsi lsl lsm lso lss m-o maa mab mai mal mam mao mas mba mbb mbi mbl mbm mbo mbs mi- mia mib mii mil mim mio mis mla mlb mli mll mlm mlo mls mma mmb mmi mml mmm mmo mms moa mob moi mol mom moo mos msa msb msi msl msm mso mss o-i oaa oab oai oal oam oao oas ob- oba obb obi obl obm obo obs oia oib oii oil oim oio ois ola olb oli oll olm olo ols om- oma omb omi oml omm omo oms oo- ooa oob ooi ool oom ooo oos os- osa osb osi osl osm oso oss saa sab sai sal sam sao sas sba sbb sbi sbl sbm sbo sbs sia sib sii sil sim sio sis sla slb sli sll slm slo sls sma smb smi sml smm smo sms soa sob soi sol som soo sos ss- ssa ssb ssi ssl ssm sso sss