-al -ol a-a a-b a-i aaa aab aag aai aal aao aap aas ab- aba abb abg abi abl abo abp abs ag- aga agb agg agi agl ago agp ags ai- aia aib aig aii ail aio aip ais al- ala alb alg ali all alo alp als aoa aob aog aoi aol aoo aop aos ap- apa apb apg api apl apo app aps as- asa asb asg asi asl aso asp ass b-p baa bab bag bai bal bao bap bas bba bbb bbg bbi bbl bbo bbp bbs bga bgb bgg bgi bgl bgo bgp bgs bi- bia bib big bii bil bio bip bis bla blb blg bli bll blo blp bls boa bob bog boi bol boo bop bos bpa bpb bpg bpi bpl bpo bpp bps bsa bsb bsg bsi bsl bso bsp bss g-p gaa gab gag gai gal gao gap gas gba gbg gbi gbl gbo gbp gbs gga ggb ggg ggi ggo ggp ggs gia gib gig gii gil gio gip gis gla glb glg gli gll glo glp gls goa gob gog goi gol goo gop gos gpa gpb gpg gpi gpl gpo gpp gps gsa gsb gsg gsi gsl gso gsp gss ia- iaa iab iag iai ial iao iap ias iba ibb ibg ibi ibl ibo ibp ibs iga igb igg igi igl igo igp igs iia iib iii iil iio iip iis il- ila ilb ilg ili ill ilo ilp ils io- ioa iob iog ioi iol ioo iop ios ipa ipb ipg ipi ipl ipo ipp ips is- isa isb isg isi isl iso isp iss l-p la- laa lab lag lai lal lao lap las lba lbb lbg lbi lbl lbo lbp lbs lga lgb lgg lgi lgl lgo lgp lgs lia lib lig lii lil lio lip lis lla llb llg lli lll llo llp lls loa lob log loi lol loo lop los lpa lpb lpg lpi lpl lpo lpp lps lsa lsb lsg lsi lsl lso lsp lss o-i oaa oab oag oai oal oao oap oas ob- oba obb obg obi obl obo obp obs oga ogg ogi ogl ogo ogp ogs oia oib oii oil oio oip ois ola olb olg oli oll olo olp ols oo- ooa oob oog ooi ool ooo oop oos op- opa opb opg opi opl opo opp ops os- osa osb osg osi osl oso osp oss p-p paa pab pag pai pal pao pap pas pba pbb pbg pbi pbl pbo pbp pbs pga pgb pgg pgi pgl pgo pgp pgs pia pib pig pii pil pio pip pis pla plb plg pli pll plo plp pls poa pob pog poi pol poo pop pos ppa ppb ppg ppi ppl ppo ppp pps ps- psa psb psg psi psl pso psp pss saa sab sag sai sal sao sap sas sba sbb sbg sbi sbl sbo sbp sbs sga sgb sgg sgi sgl sgo sgp sgs sia sib sig sii sil sio sip sis sla slb slg sli sll slo slp sls soa sob sog soi sol soo sop sos spa spb spg spi spl spo spp sps ss- ssa ssb ssg ssi ssl sso ssp sss