-al -ol a-a a-b a-i aaa aab aad aag aai aal aao aax ab- aba abb abd abg abi abl abo abx ad- ada adb add adg adi adl ado adx ag- aga agb agd agg agi agl ago agx ai- aia aib aid aig aii ail aio aix al- ala alb ald alg ali all alo alx aoa aob aod aog aoi aol aoo aox ax- axa axi axl axo axx baa bab bad bag bai bal bao bax bba bbb bbd bbg bbi bbl bbo bbx bda bdb bdd bdg bdi bdl bdo bdx bga bgb bgd bgg bgi bgl bgo bgx bi- bia bib bid big bii bil bio bix bla blb bld blg bli bll blo blx boa bob bod bog boi bol boo box bxb bxd bxi bxl bxo bxx daa dab dad dag dai dal dao dax dba dbb dbd dbg dbi dbl dbo dbx dda ddb ddd ddg ddi ddl ddo ddx dga dgd dgg dgi dgl di- dia dib did dig dii dil dio dix dl- dla dlb dld dlg dli dll dlo dlx doa dob dod dog doi dol doo dox dxd dxi dxl dxo dxx g-d gaa gab gad gag gai gal gao gba gbd gbg gbi gbl gbo gbx gda gdb gdd gdi gdl gdo gdx gga ggb ggd ggg ggi ggo gia gib gid gig gii gil gio gla glb gld glg gli gll glo glx goa gob god gog goi gol goo gox gxa gxl i-d ia- iaa iab iad iag iai ial iao iba ibb ibd ibg ibi ibl ibo ibx ida idb idd idg idi idl ido idx iga igb igd igg igi igl igo iia iib iid iii iil iio iix il- ila ilb ild ilg ili ill ilo ilx io- ioa iob iod iog ioi iol ioo ixi ixl la- laa lab lad lag lai lal lao lax lba lbb lbd lbg lbi lbl lbo lbx lda ldb ldd ldg ldi ldl ldo lga lgb lgd lgg lgi lgl lgo lia lib lid lig lii lil lio lix lla llb lld llg lli lll llo loa lob lod log loi lol loo lox lxd lxi lxo lxx o-i oaa oab oad oag oai oal oao oax ob- oba obb obd obg obi obl obo obx oda odb odd odg odi odl odo oga ogd ogg ogi ogl ogo ogx oia oib oid oii oil oio ola olb old olg oli oll olo oo- ooa oob ood oog ooi ool ooo oox ox- oxa oxb oxi oxo oxx xaa xad xag xal xbl xbx xda xdb xdi xgi xgl xia xii xio xix xla xlb xld xlg xli xoa xod xog xoi xoo xox xxi xxl xxo xxx