-al -ol a-a a-b a-i aaa aab aai aak aal aam aan aao aas ab- aba abb abi abk abl abm abn abo abs ai- aia aib aii aik ail aim ain aio ais aka akb aki akk akl akm akn ako aks al- ala alb ali alk all alm aln alo als ama amb ami amk aml amm amn amo ams an- ana anb ani ank anl anm ann ano ans aoa aob aoi aok aol aom aon aoo aos as- asa asb asi ask asl asm asn aso ass baa bab bai bak bal bam ban bao bas bba bbb bbi bbk bbl bbm bbn bbo bbs bi- bia bib bii bik bil bim bin bio bis bka bkb bkk bkl bkm bkn bko bks bla blb bli blk bll blm bln blo bls bma bmb bmi bmk bml bmm bmn bmo bms bna bnb bni bnk bnl bnn bno bns boa bob boi bok bol bom bon boo bos bsa bsb bsi bsk bsl bsm bsn bso bss ia- iaa iab iai ial iam ian iao ias iba ibb ibi ibk ibl ibm ibn ibo ibs iia iib iii iil iim iin iio iis ika ikb iki ikk ikl iko iks il- ila ilb ili ilk ill ilm iln ilo ils im- ima imb imi iml imm imn imo ims in- ina inb ini ink inl inm inn ino ins io- ioa iob ioi iol iom ion ioo ios is- isa isb isi isk isl ism isn iso iss ka- kaa kab kai kak kal kam kan kao kas kba kbb kbi kbk kbl kbm kbn kbo kbs kia kib kii kik kil kim kin kio kis kkb kki kkk kkl kkm kkn kks kl- kla klb kli klm klo kls kma kmb kmi kmk kml kmm kmo kms kn- kna kni knk knl knm knn kno koa kob koi kok kol kom kon koo kos ksa ksb ksi ksk ksl ksm ksn kso kss la- laa lab lai lak lal lam lan lao las lba lbb lbi lbk lbl lbm lbo lbs lia lib lii lik lil lim lin lio lis lka lkb lkl lks lla llb lli llk lll llm lln llo lls lma lmb lmi lmk lml lmm lmn lmo lms lna lnb lni lnk lnl lnm lnn lno lns loa lob loi lok lol lom lon loo los lsa lsb lsi lsk lsl lsm lsn lso lss m-o maa mab mai mak mal mam man mao mas mba mbb mbi mbk mbl mbm mbo mbs mi- mia mib mii mik mil mim min mio mis mka mkb mkk mkl mkm mkn mko mks mla mlb mli mlk mll mlm mln mlo mls mma mmb mmi mmk mml mmm mmn mmo mms mna mnb mni mnk mnl mnm mnn mno mns moa mob moi mok mol mom mon moo mos msa msb msi msk msl msm msn mso mss n-i naa nab nai nak nal nam nan nao nas nba nbb nbi nbk nbl nbm nbn nbo nbs nia nib nii nik nil nim nin nio nis nka nki nkk nkm nkn nko nks nla nlb nli nlk nll nlm nln nlo nls nma nmb nmi nmk nml nmm nmn nmo nms nna nnb nni nnk nnl nnm nnn nno nns no- noa nob noi nok nol nom non noo nos nsa nsb nsi nsk nsl nsm nsn nso nss o-i oaa oab oai oak oal oam oan oao oas ob- oba obb obi obk obl obm obn obo obs oia oib oii oik oil oim oin oio ois oka okb oki okk okl oko oks ola olb oli olk oll olm oln olo ols om- oma omb omi oml omm omn omo oms on- ona onb oni onk onl onn ono ons oo- ooa oob ooi ook ool oom oon ooo oos os- osa osb osi osk osl osm osn oso oss saa sab sai sak sal sam san sao sas sba sbb sbi sbk sbl sbm sbn sbo sbs sia sib sii sik sil sim sin sio sis sk- ska skb ski skk skl skm sko sks sla slb sli slk sll slm sln slo sls sma smb smi smk sml smm smn smo sms sna snb sni snk snl snm snn sno sns soa sob soi sok sol som son soo sos ss- ssa ssb ssi ssk ssl ssm ssn sso sss