-al -ol a-a a-i aaa aaf aag aai aal aao aap aar aas af- afa aff afg afi afl afo afp afr afs ag- aga agf agg agi agl ago agp agr ags ai- aia aif aig aii ail aio aip air ais al- ala alf alg ali all alo alp alr als aoa aof aog aoi aol aoo aop aor aos ap- apa apf apg api apl apo app apr aps ar- ara arf arg ari arl aro arp arr ars as- asa asf asg asi asl aso asp asr ass faa faf fag fai fal fao fap far fas ffa fff ffg ffi ffl ffo ffp ffr ffs fga fgf fgg fgi fgl fgp fgr fgs fia fif fig fii fil fip fir fis fla flf flg fli fll flo flp flr fls foa fof fog foi fol foo fop for fos fpa fpg fpi fpl fpo fpp fpr fps fra frf frg fri frl fro frp frr frs fsa fsf fsg fsi fsl fso fsp fsr fss g-p gaa gaf gag gai gal gao gap gar gas gfa gff gfi gfl gfo gfp gfr gfs gga ggg ggi ggo ggp ggr ggs gia gif gig gii gil gio gip gir gis gla glf glg gli gll glo glp glr gls goa gof gog goi gol goo gop gor gos gpa gpf gpg gpi gpl gpo gpp gpr gps gra grf grg gri grl gro grp grr grs gsa gsf gsg gsi gsl gso gsp gsr gss i-f ia- iaa iaf iag iai ial iao iap iar ias ifa iff ifg ifi ifl ifo ifp ifr ifs iga igf igg igi igl igo igp igr igs iia iif iii iil iio iip iir iis il- ila ilf ilg ili ill ilo ilp ilr ils io- ioa iof iog ioi iol ioo iop ior ios ipa ipf ipg ipi ipl ipo ipp ipr ips ir- ira irf irg iri irl iro irp irr irs is- isa isf isg isi isl iso isp isr iss l-p la- laa laf lag lai lal lao lap lar las lfa lff lfg lfi lfl lfo lfp lfr lfs lga lgf lgg lgi lgl lgo lgp lgr lgs lia lif lig lii lil lio lip lir lis lla llf llg lli lll llo llp llr lls loa lof log loi lol loo lop lor los lpa lpf lpg lpi lpl lpo lpp lpr lps lra lrf lrg lri lro lrp lrr lrs lsa lsf lsg lsi lsl lso lsp lsr lss o-i oaa oaf oag oai oal oao oap oar oas of- ofa off ofg ofi ofl ofo ofp ofr ofs oga ogf ogg ogi ogl ogo ogp ogs oia oif oii oil oio oip oir ois ola olf olg oli oll olo olp ols oo- ooa oof oog ooi ool ooo oop oor oos op- opa opf opg opi opl opo opp opr ops or- ora orf org ori orl oro orp orr ors os- osa osf osg osi osl oso osp osr oss p-p paa paf pag pai pal pao pap par pas pfa pff pfg pfi pfl pfo pfp pfr pfs pga pgf pgg pgi pgl pgo pgp pgr pgs pia pif pig pii pil pio pip pir pis pla plf plg pli pll plo plp plr pls poa pof pog poi pol poo pop por pos ppa ppf ppg ppi ppl ppo ppp ppr pps pra prf prg pri prl pro prp prr prs ps- psa psf psg psi psl pso psp psr pss ra- raa raf rag rai ral rao rap rar ras rfa rff rfg rfi rfl rfo rfp rfr rfs rga rgf rgg rgi rgo rgp rgr rgs ria rif rig rii ril rio rip rir ris rla rlf rlg rli rll rlo rlp rlr rls roa rof rog roi rol roo rop ror ros rpa rpf rpg rpi rpl rpo rpp rpr rps rra rrf rrg rri rrl rrp rrr rrs rsa rsf rsg rsi rsl rso rsp rsr rss saa saf sag sai sal sao sap sar sas sfa sff sfg sfi sfl sfo sfp sfr sfs sga sgf sgg sgi sgl sgo sgp sgr sgs sia sif sig sii sil sio sip sir sis sla slf slg sli sll slo slp slr sls soa sof sog soi sol soo sop sor sos spa spf spg spi spl spo spp spr sps sr- sra srf srg sri srl sro srp srr srs ss- ssa ssf ssg ssi ssl sso ssp ssr sss