-al -ol a-a a-b a-i aaa aab aag aai aal aan aao ab- aba abb abg abi abl abn abo ag- aga agb agg agi agl agn ago ai- aia aib aig aii ail ain aio al- ala alb alg ali all aln alo an- ana anb ang ani anl ann ano aoa aob aog aoi aol aon aoo baa bab bag bai bal ban bao bba bbb bbg bbi bbl bbn bbo bga bgb bgg bgi bgl bgn bgo bi- bia bib big bii bil bin bio bla blb blg bli bll bln blo bna bnb bng bni bnl bnn bno boa bob bog boi bol bon boo gaa gab gag gai gal gan gao gba gbg gbi gbl gbn gbo gga ggb ggg ggi ggn ggo gia gib gig gii gil gin gio gla glb glg gli gll gln glo gna gnb gni gnl gnn gno goa gob gog goi gol gon goo ia- iaa iab iag iai ial ian iao iba ibb ibg ibi ibl ibn ibo iga igb igg igi igl ign igo iia iib iii iil iin iio il- ila ilb ilg ili ill iln ilo in- ina inb ing ini inl inn ino io- ioa iob iog ioi iol ion ioo la- laa lab lag lai lal lan lao lba lbb lbg lbi lbl lbo lga lgb lgg lgi lgl lgn lgo lia lib lig lii lil lin lio lla llb llg lli lll lln llo lna lnb lng lni lnl lnn lno loa lob log loi lol lon loo n-i naa nab nag nai nal nan nao nba nbb nbg nbi nbl nbn nbo nga ngb ngg ngi ngl ngn ngo nia nib nig nii nil nin nio nla nlb nlg nli nll nln nlo nna nnb nng nni nnl nnn nno no- noa nob nog noi nol non noo o-i oaa oab oag oai oal oan oao ob- oba obb obg obi obl obn obo oga ogg ogi ogl ogn ogo oia oib oii oil oin oio ola olb olg oli oll oln olo on- ona onb ong oni onl onn ono oo- ooa oob oog ooi ool oon ooo