-al -er -ic a-a a-b a-c a-i a-t aaa aab aac aae aag aai aal aap aar aas aat ab- aba abb abc abe abg abi abl abp abr abs abt ac- aca acb acc ace acg aci acl acp acr acs act aea aeb aec aee aeg aei ael aep aer aes aet ag- aga agb agc age agg agi agl agp agr ags agt ai- aia aib aic aie aig aii ail aip air ais ait al- ala alb alc ale alg ali all alp alr als alt ap- apa apb apc ape apg api apl app apr aps apt ar- ara arb arc are arg ari arl arp arr ars art as- asa asb asc ase asg asi asl asp asr ass ast at- ata atb atc ate atg ati atl atp atr ats att b-p baa bab bac bae bag bai bal bap bar bas bat bba bbb bbc bbe bbg bbi bbl bbp bbr bbs bbt bca bcb bcc bce bcg bci bcl bcp bcr bcs bct be- bea beb bec bee beg bei bel bep ber bes bet bga bgb bgc bge bgg bgi bgl bgp bgr bgs bgt bi- bia bib bic bie big bii bil bip bir bis bit bla blb blc ble blg bli bll blp blr bls blt bpa bpb bpc bpe bpg bpi bpl bpp bpr bps bpt bra brb bre brg bri brl brp brr brs brt bsa bsb bsc bse bsg bsi bsl bsp bsr bss bst bta btb btc bte btg bti btl btp btr bts btt c-- caa cab cac cae cag cai cal cap car cas cat cba cbb cbc cbe cbg cbi cbl cbp cbr cbs cbt cca ccb ccc cce ccg cci ccl ccp ccr ccs cct ce- cea ceb cec cee ceg cei cel cep cer ces cet cga cgb cgc cge cgg cgi cgl cgp cgr cgs cgt ci- cia cib cic cie cig cii cil cip cir cis cit cl- cla clb clc cle clg cli cll clp clr cls clt cpa cpb cpc cpe cpg cpi cpl cpp cpr cps cpt cra crb crc cre crg cri crl crp crr crs crt csa csb csc cse csg csi csl csp csr css cst cta ctb ctc cte ctg cti ctl ctp ctr cts ctt eaa eab eac eae eag eai eal eap ear eas eat eba ebb ebc ebe ebg ebi ebl ebp ebr ebs ebt ec- eca ecb ecc ece ecg eci ecl ecr ecs ect eea eeb eec eee eeg eel eep eer ees eet ega egb egc ege egg egi egl egp egr egs egt eia eib eic eie eig eii eil eip eir eis eit ela elb elc ele elg eli ell elp elr els elt ep- epa epb epc epe epg epi epl epp epr eps ept era erb erc ere erg eri erl erp err ers ert es- esa esb esc ese esg esi esl esp esr ess est eta etb etc ete etg eti etl etp etr ets ett g-p gaa gab gac gae gag gai gal gap gar gas gat gba gbc gbe gbg gbi gbl gbp gbr gbs gbt gca gcb gcc gce gcg gci gcl gcp gcr gcs gct ge- gea geb gec gee geg gei gel gep ger ges get gga ggb ggc ggg ggi ggp ggr ggs ggt gia gib gic gie gig gii gil gip gir gis git gla glb glc gle glg gli gll glp glr gls glt gpa gpb gpc gpe gpg gpi gpl gpp gpr gps gpt gra grb grc gre grg gri grl grp grr grs grt gsa gsb gsc gse gsg gsi gsl gsp gsr gss gst gta gtb gtc gte gtg gti gtl gtp gtr gts gtt ia- iaa iab iac iae iag iai ial iap iar ias iat iba ibb ibc ibe ibg ibi ibl ibp ibr ibs ibt ica icb icc ice icg ici icl icp icr ics ict ie- iea iec iee ieg iei iel iep ier ies iet iga igb igc ige igg igi igl igp igr igs igt iia iib iic iie iii iil iip iir iis iit il- ila ilb ilc ile ilg ili ill ilp ilr ils ilt ipa ipb ipc ipe ipg ipi ipl ipp ipr ips ipt ir- ira irb irc ire irg iri irl irp irr irs irt is- isa isb isc ise isg isi isl isp isr iss ist ita itb itc ite itg iti itl itp its itt l-p la- laa lab lac lae lag lai lal lap lar las lat lba lbb lbc lbe lbg lbi lbl lbp lbr lbs lbt lca lcb lcc lce lcg lci lcl lcp lcr lcs lct lea leb lec lee leg lei lel lep ler les let lga lgb lgc lge lgg lgi lgl lgp lgr lgs lgt lia lib lic lie lig lii lil lip lir lis lit lla llb llc lle llg lli lll llp llr lls llt lpa lpb lpc lpe lpg lpi lpl lpp lpr lps lpt lra lrb lrc lrg lri lrp lrr lrs lrt lsa lsb lsc lse lsg lsi lsl lsp lsr lss lst lta ltb ltc lte ltg lti ltl ltp ltr lts ltt p-p paa pab pac pae pag pai pal pap par pas pat pba pbb pbc pbe pbg pbi pbl pbp pbr pbs pbt pca pcb pcc pce pcg pci pcl pcp pcr pcs pct pea peb pec pee peg pei pel pep per pes pet pga pgb pgc pge pgg pgi pgl pgp pgr pgs pgt pia pib pic pie pig pii pil pip pir pis pit pla plb plc ple plg pli pll plp plr pls plt ppa ppb ppc ppe ppg ppi ppl ppp ppr pps ppt pra prb prc pre prg pri prl prp prr prs prt ps- psa psb psc pse psg psi psl psp psr pss pst pt- pta ptb ptc pte ptg pti ptl ptp ptr pts ptt ra- raa rab rac