-al -ol a-a a-b a-t aaa aab aag aal aao aap aas aat ab- aba abb abg abl abo abp abs abt ag- aga agb agg agl ago agp ags agt al- ala alb alg all alo alp als alt aoa aob aog aol aoo aop aos aot ap- apa apb apg apl apo app aps apt as- asa asb asg asl aso asp ass ast at- ata atb atg atl ato atp ats att b-p baa bab bag bal bao bap bas bat bba bbb bbg bbl bbo bbp bbs bbt bga bgb bgg bgl bgo bgp bgs bgt bla blb blg bll blo blp bls blt boa bob bog bol boo bop bos bot bpa bpb bpg bpl bpo bpp bps bpt bsa bsb bsg bsl bso bsp bss bst bta btb btg btl bto btp bts btt g-p gaa gab gag gal gao gap gas gat gba gbg gbl gbo gbp gbs gbt gga ggb ggg ggo ggp ggs ggt gla glb glg gll glo glp gls glt goa gob gog gol goo gop gos got gpa gpb gpg gpl gpo gpp gps gpt gsa gsb gsg gsl gso gsp gss gst gta gtb gtg gtl gto gtp gts gtt l-p la- laa lab lag lal lao lap las lat lba lbb lbg lbl lbo lbp lbs lbt lga lgb lgg lgl lgo lgp lgs lgt lla llb llg lll llo llp lls llt loa lob log lol loo lop los lot lpa lpb lpg lpl lpo lpp lps lpt lsa lsb lsg lsl lso lsp lss lst lta ltb ltg ltl lto ltp lts ltt oaa oab oag oal oao oap oas oat ob- oba obb obg obl obo obp obs obt oga ogg ogl ogo ogp ogs ogt ola olb olg oll olo olp ols olt oo- ooa oob oog ool ooo oop oos oot op- opa opb opg opl opo opp ops opt os- osa osb osg osl oso osp oss ost ot- ota otb otg otl oto otp ots ott p-p paa pab pag pal pao pap pas pat pba pbb pbg pbl pbo pbp pbs pbt pga pgb pgg pgl pgo pgp pgs pgt pla plb plg pll plo plp pls plt poa pob pog pol poo pop pos pot ppa ppb ppg ppl ppo ppp pps ppt ps- psa psb psg psl pso psp pss pst pt- pta ptb ptg ptl pto ptp pts ptt saa sab sag sal sao sap sas sat sba sbb sbg sbl sbo sbp sbs sbt sga sgb sgg sgl sgo sgp sgs sgt sla slb slg sll slo slp sls slt soa sob sog sol soo sop sos sot spa spb spg spl spo spp sps spt ss- ssa ssb ssg ssl sso ssp sss sst sta stb stg stl sto stp sts stt taa tab tag tal tao tap tas tat tba tbb tbg tbl tbo tbp tbs tbt tga tgb tgg tgl tgo tgp tgs tgt tla tlg tll tlo tlp tls tlt to- toa tob tog tol too top tos tot tpa tpb tpg tpl tpo tpp tps tpt tsa tsb tsg tsl tso tsp tss tst tta ttb ttg ttl tto ttp tts ttt