-al -ol a-a a-b a-i aaa aab aag aai aal aao aap ab- aba abb abg abi abl abo abp ag- aga agb agg agi agl ago agp ai- aia aib aig aii ail aio aip al- ala alb alg ali all alo alp aoa aob aog aoi aol aoo aop ap- apa apb apg api apl apo app b-p baa bab bag bai bal bao bap bba bbb bbg bbi bbl bbo bbp bga bgb bgg bgi bgl bgo bgp bi- bia bib big bii bil bio bip bla blb blg bli bll blo blp boa bob bog boi bol boo bop bpa bpb bpg bpi bpl bpo bpp g-p gaa gab gag gai gal gao gap gba gbg gbi gbl gbo gbp gga ggb ggg ggi ggo ggp gia gib gig gii gil gio gip gla glb glg gli gll glo glp goa gob gog goi gol goo gop gpa gpb gpg gpi gpl gpo gpp ia- iaa iab iag iai ial iao iap iba ibb ibg ibi ibl ibo ibp iga igb igg igi igl igo igp iia iib iii iil iio iip il- ila ilb ilg ili ill ilo ilp io- ioa iob iog ioi iol ioo iop ipa ipb ipg ipi ipl ipo ipp l-p la- laa lab lag lai lal lao lap lba lbb lbg lbi lbl lbo lbp lga lgb lgg lgi lgl lgo lgp lia lib lig lii lil lio lip lla llb llg lli lll llo llp loa lob log loi lol loo lop lpa lpb lpg lpi lpl lpo lpp o-i oaa oab oag oai oal oao oap ob- oba obb obg obi obl obo obp oga ogg ogi ogl ogo ogp oia oib oii oil oio oip ola olb olg oli oll olo olp oo- ooa oob oog ooi ool ooo oop op- opa opb opg opi opl opo opp p-p paa pab pag pai pal pao pap pba pbb pbg pbi pbl pbo pbp pga pgb pgg pgi pgl pgo pgp pia pib pig pii pil pio pip pla plb plg pli pll plo plp poa pob pog poi pol poo pop ppa ppb ppg ppi ppl ppo ppp