-al -ol a-a a-b a-i aaa aab aag aai aal aao aax ab- aba abb abg abi abl abo abx ag- aga agb agg agi agl ago agx ai- aia aib aig aii ail aio aix al- ala alb alg ali all alo alx aoa aob aog aoi aol aoo aox ax- axa axi axl axo axx baa bab bag bai bal bao bax bba bbb bbg bbi bbl bbo bbx bga bgb bgg bgi bgl bgo bgx bi- bia bib big bii bil bio bix bla blb blg bli bll blo blx boa bob bog boi bol boo box bxb bxi bxl bxo bxx gaa gab gag gai gal gao gba gbg gbi gbl gbo gbx gga ggb ggg ggi ggo gia gib gig gii gil gio gla glb glg gli gll glo glx goa gob gog goi gol goo gox gxa gxl ia- iaa iab iag iai ial iao iba ibb ibg ibi ibl ibo ibx iga igb igg igi igl igo iia iib iii iil iio iix il- ila ilb ilg ili ill ilo ilx io- ioa iob iog ioi iol ioo ixi ixl la- laa lab lag lai lal lao lax lba lbb lbg lbi lbl lbo lbx lga lgb lgg lgi lgl lgo lia lib lig lii lil lio lix lla llb llg lli lll llo loa lob log loi lol loo lox lxi lxo lxx o-i oaa oab oag oai oal oao oax ob- oba obb obg obi obl obo obx oga ogg ogi ogl ogo ogx oia oib oii oil oio ola olb olg oli oll olo oo- ooa oob oog ooi ool ooo oox ox- oxa oxb oxi oxo oxx xaa xag xal xbl xbx xgi xgl xia xii xio xix xla xlb xlg xli xoa xog xoi xoo xox xxi xxl xxo xxx