-al -ol a-a a-b a-t aaa aab aag aal aao aap aat ab- aba abb abg abl abo abp abt ag- aga agb agg agl ago agp agt al- ala alb alg all alo alp alt aoa aob aog aol aoo aop aot ap- apa apb apg apl apo app apt at- ata atb atg atl ato atp att b-p baa bab bag bal bao bap bat bba bbb bbg bbl bbo bbp bbt bga bgb bgg bgl bgo bgp bgt bla blb blg bll blo blp blt boa bob bog bol boo bop bot bpa bpb bpg bpl bpo bpp bpt bta btb btg btl bto btp btt g-p gaa gab gag gal gao gap gat gba gbg gbl gbo gbp gbt gga ggb ggg ggo ggp ggt gla glb glg gll glo glp glt goa gob gog gol goo gop got gpa gpb gpg gpl gpo gpp gpt gta gtb gtg gtl gto gtp gtt l-p la- laa lab lag lal lao lap lat lba lbb lbg lbl lbo lbp lbt lga lgb lgg lgl lgo lgp lgt lla llb llg lll llo llp llt loa lob log lol loo lop lot lpa lpb lpg lpl lpo lpp lpt lta ltb ltg ltl lto ltp ltt oaa oab oag oal oao oap oat ob- oba obb obg obl obo obp obt oga ogg ogl ogo ogp ogt ola olb olg oll olo olp olt oo- ooa oob oog ool ooo oop oot op- opa opb opg opl opo opp opt ot- ota otb otg otl oto otp ott p-p paa pab pag pal pao pap pat pba pbb pbg pbl pbo pbp pbt pga pgb pgg pgl pgo pgp pgt pla plb plg pll plo plp plt poa pob pog pol poo pop pot ppa ppb ppg ppl ppo ppp ppt pt- pta ptb ptg ptl pto ptp ptt taa tab tag tal tao tap tat tba tbb tbg tbl tbo tbp tbt tga tgb tgg tgl tgo tgp tgt tla tlg tll tlo tlp tlt to- toa tob tog tol too top tot tpa tpb tpg tpl tpo tpp tpt tta ttb ttg ttl tto ttp ttt