-al -ic a-a a-b a-c a-i a-t aaa aab aac aag aai aal aap aas aat ab- aba abb abc abg abi abl abp abs abt ac- aca acb acc acg aci acl acp acs act ag- aga agb agc agg agi agl agp ags agt ai- aia aib aic aig aii ail aip ais ait al- ala alb alc alg ali all alp als alt ap- apa apb apc apg api apl app aps apt as- asa asb asc asg asi asl asp ass ast at- ata atb atc atg ati atl atp ats att b-p baa bab bac bag bai bal bap bas bat bba bbb bbc bbg bbi bbl bbp bbs bbt bca bcb bcc bcg bci bcl bcp bcs bct bga bgb bgc bgg bgi bgl bgp bgs bgt bi- bia bib bic big bii bil bip bis bit bla blb blc blg bli bll blp bls blt bpa bpb bpc bpg bpi bpl bpp bps bpt bsa bsb bsc bsg bsi bsl bsp bss bst bta btb btc btg bti btl btp bts btt c-- caa cab cac cag cai cal cap cas cat cba cbb cbc cbg cbi cbl cbp cbs cbt cca ccb ccc ccg cci ccl ccp ccs cct cga cgb cgc cgg cgi cgl cgp cgs cgt ci- cia cib cic cig cii cil cip cis cit cl- cla clb clc clg cli cll clp cls clt cpa cpb cpc cpg cpi cpl cpp cps cpt csa csb csc csg csi csl csp css cst cta ctb ctc ctg cti ctl ctp cts ctt g-p gaa gab gac gag gai gal gap gas gat gba gbc gbg gbi gbl gbp gbs gbt gca gcb gcc gcg gci gcl gcp gcs gct gga ggb ggc ggg ggi ggp ggs ggt gia gib gic gig gii gil gip gis git gla glb glc glg gli gll glp gls glt gpa gpb gpc gpg gpi gpl gpp gps gpt gsa gsb gsc gsg gsi gsl gsp gss gst gta gtb gtc gtg gti gtl gtp gts gtt ia- iaa iab iac iag iai ial iap ias iat iba ibb ibc ibg ibi ibl ibp ibs ibt ica icb icc icg ici icl icp ics ict iga igb igc igg igi igl igp igs igt iia iib iic iii iil iip iis iit il- ila ilb ilc ilg ili ill ilp ils ilt ipa ipb ipc ipg ipi ipl ipp ips ipt is- isa isb isc isg isi isl isp iss ist ita itb itc itg iti itl itp its itt l-p la- laa lab lac lag lai lal lap las lat lba lbb lbc lbg lbi lbl lbp lbs lbt lca lcb lcc lcg lci lcl lcp lcs lct lga lgb lgc lgg lgi lgl lgp lgs lgt lia lib lic lig lii lil lip lis lit lla llb llc llg lli lll llp lls llt lpa lpb lpc lpg lpi lpl lpp lps lpt lsa lsb lsc lsg lsi lsl lsp lss lst lta ltb ltc ltg lti ltl ltp lts ltt p-p paa pab pac pag pai pal pap pas pat pba pbb pbc pbg pbi pbl pbp pbs pbt pca pcb pcc pcg pci pcl pcp pcs pct pga pgb pgc pgg pgi pgl pgp pgs pgt pia pib pic pig pii pil pip pis pit pla plb plc plg pli pll plp pls plt ppa ppb ppc ppg ppi ppl ppp pps ppt ps- psa psb psc psg psi psl psp pss pst pt- pta ptb ptc ptg pti ptl ptp pts ptt saa sab sac sag sai sal sap sas sat sba sbb sbc sbg sbi sbl sbp sbs sbt sca scb scc scg sci scl scp scs sct sga sgb sgc sgg sgi sgl sgp sgs sgt sia sib sic sig sii sil sip sis sit sla slb slc slg sli sll slp sls slt spa spb spc spg spi spl spp sps spt ss- ssa ssb ssc ssg ssi ssl ssp sss sst sta stb stc stg sti stl stp sts stt taa tab tac tag tai tal tap tas tat tba tbb tbc tbg tbi tbl tbp tbs tbt tca tcb tcc tcg tci tcl tcp tcs tct tga tgb tgc tgg tgi tgl tgp tgs tgt tia tib tic tig tii til tip tis tit tla tlc tlg tli tll tlp tls tlt tpa tpb tpc tpg tpi tpl tpp tps tpt tsa tsb tsc tsg tsi tsl tsp tss tst tta ttb ttc ttg tti ttl ttp tts ttt