-al -ol a-a a-b a-i aaa aab aai aal aan aao aau ab- aba abb abi abl abn abo abu ai- aia aib aii ail ain aio aiu al- ala alb ali all aln alo alu an- ana anb ani anl ann ano anu aoa aob aoi aol aon aoo aou au- aua aub aui aul aun auo b-u baa bab bai bal ban bao bau bba bbb bbi bbl bbn bbo bbu bi- bia bib bii bil bin bio biu bla blb bli bll bln blo blu bna bnb bni bnl bnn bno bnu boa bob boi bol bon boo bou bua bub bui bul bun buo buu ia- iaa iab iai ial ian iao iau iba ibb ibi ibl ibn ibo ibu iia iib iii iil iin iio iiu il- ila ilb ili ill iln ilo ilu in- ina inb ini inl inn ino inu io- ioa iob ioi iol ion ioo iou iu- iua iub iui la- laa lab lai lal lan lao lau lba lbb lbi lbl lbo lbu lia lib lii lil lin lio liu lla llb lli lll lln llo llu lna lnb lni lnl lnn lno lnu loa lob loi lol lon loo lou lua lub lui lul lun luo luu n-i naa nab nai nal nan nao nau nba nbb nbi nbl nbn nbo nbu nia nib nii nil nin nio niu nla nlb nli nll nln nlo nlu nna nnb nni nnl nnn nno nnu no- noa nob noi nol non noo nou nua nub nui nul nun nuo nuu o-i oaa oab oai oal oan oao oau ob- oba obb obi obl obn obo obu oia oib oii oil oin oio oiu ola olb oli oll oln olo olu on- ona onb oni onl onn ono onu oo- ooa oob ooi ool oon ooo ou- oua oui oul oun ouo ua- uaa uab uai ual uan uao uau uba ubb ubi ubl ubn ubo ubu uia uib uii uil uin uio uiu ula ulb uli ull uln ulo ulu un- una unb uni unl unn uno unu uoa uob uol uon uoo uua uun uuu