-al -ol a-a a-b a-i aaa aab aai aal aan aao aas aau ab- aba abb abi abl abn abo abs abu ai- aia aib aii ail ain aio ais aiu al- ala alb ali all aln alo als alu an- ana anb ani anl ann ano ans anu aoa aob aoi aol aon aoo aos aou as- asa asb asi asl asn aso ass asu au- aua aub aui aul aun auo aus b-u baa bab bai bal ban bao bas bau bba bbb bbi bbl bbn bbo bbs bbu bi- bia bib bii bil bin bio bis biu bla blb bli bll bln blo bls blu bna bnb bni bnl bnn bno bns bnu boa bob boi bol bon boo bos bou bsa bsb bsi bsl bsn bso bss bsu bua bub bui bul bun buo bus buu ia- iaa iab iai ial ian iao ias iau iba ibb ibi ibl ibn ibo ibs ibu iia iib iii iil iin iio iis iiu il- ila ilb ili ill iln ilo ils ilu in- ina inb ini inl inn ino ins inu io- ioa iob ioi iol ion ioo ios iou is- isa isb isi isl isn iso iss isu iu- iua iub iui ius la- laa lab lai lal lan lao las lau lba lbb lbi lbl lbo lbs lbu lia lib lii lil lin lio lis liu lla llb lli lll lln llo lls llu lna lnb lni lnl lnn lno lns lnu loa lob loi lol lon loo los lou lsa lsb lsi lsl lsn lso lss lsu lua lub lui lul lun luo lus luu n-i naa nab nai nal nan nao nas nau nba nbb nbi nbl nbn nbo nbs nbu nia nib nii nil nin nio nis niu nla nlb nli nll nln nlo nls nlu nna nnb nni nnl nnn nno nns nnu no- noa nob noi nol non noo nos nou nsa nsb nsi nsl nsn nso nss nsu nua nub nui nul nun nuo nus nuu o-i oaa oab oai oal oan oao oas oau ob- oba obb obi obl obn obo obs obu oia oib oii oil oin oio ois oiu ola olb oli oll oln olo ols olu on- ona onb oni onl onn ono ons onu oo- ooa oob ooi ool oon ooo oos os- osa osb osi osl osn oso oss osu ou- oua oui oul oun ouo ous saa sab sai sal san sao sas sau sba sbb sbi sbl sbn sbo sbs sbu sia sib sii sil sin sio sis siu sla slb sli sll sln slo sls slu sna snb sni snl snn sno sns snu soa sob soi sol son soo sos sou ss- ssa ssb ssi ssl ssn sso sss ssu sua sub sui sul sun suo sus suu ua- uaa uab uai ual uan uao uas uau uba ubb ubi ubl ubn ubo ubs ubu uia uib uii uil uin uio uis uiu ula ulb uli ull uln ulo uls ulu un- una unb uni unl unn uno uns unu uoa uob uol uon uoo uos usa usb usi usl usn uso uss usu uua uun uus uuu