-al -ic a-a a-c a-i aaa aac aae aag aai aal aap aas ac- aca acc ace acg aci acl acp acs aea aec aee aeg aei ael aep aes ag- aga agc age agg agi agl agp ags ai- aia aic aie aig aii ail aip ais al- ala alc ale alg ali all alp als ap- apa apc ape apg api apl app aps as- asa asc ase asg asi asl asp ass c-- caa cac cae cag cai cal cap cas cca ccc cce ccg cci ccl ccp ccs ce- cea cec cee ceg cei cel cep ces cga cgc cge cgg cgi cgl cgp cgs ci- cia cic cie cig cii cil cip cis cl- cla clc cle clg cli cll clp cls cpa cpc cpe cpg cpi cpl cpp cps csa csc cse csg csi csl csp css eaa eac eae eag eai eal eap eas ec- eca ecc ece ecg eci ecl ecs eea eec eee eeg eel eep ees ega egc ege egg egi egl egp egs eia eic eie eig eii eil eip eis ela elc ele elg eli ell elp els ep- epa epc epe epg epi epl epp eps es- esa esc ese esg esi esl esp ess g-p gaa gac gae gag gai gal gap gas gca gcc gce gcg gci gcl gcp gcs ge- gea gec gee geg gei gel gep ges gga ggc ggg ggi ggp ggs gia gic gie gig gii gil gip gis gla glc gle glg gli gll glp gls gpa gpc gpe gpg gpi gpl gpp gps gsa gsc gse gsg gsi gsl gsp gss ia- iaa iac iae iag iai ial iap ias ica icc ice icg ici icl icp ics ie- iea iec iee ieg iei iel iep ies iga igc ige igg igi igl igp igs iia iic iie iii iil iip iis il- ila ilc ile ilg ili ill ilp ils ipa ipc ipe ipg ipi ipl ipp ips is- isa isc ise isg isi isl isp iss l-p la- laa lac lae lag lai lal lap las lca lcc lce lcg lci lcl lcp lcs lea lec lee leg lei lel lep les lga lgc lge lgg lgi lgl lgp lgs lia lic lie lig lii lil lip lis lla llc lle llg lli lll llp lls lpa lpc lpe lpg lpi lpl lpp lps lsa lsc lse lsg lsi lsl lsp lss p-p paa pac pae pag pai pal pap pas pca pcc pce pcg pci pcl pcp pcs pea pec pee peg pei pel pep pes pga pgc pge pgg pgi pgl pgp pgs pia pic pie pig pii pil pip pis pla plc ple plg pli pll plp pls ppa ppc ppe ppg ppi ppl ppp pps ps- psa psc pse psg psi psl psp pss saa sac sae sag sai sal sap sas sca scc sce scg sci scl scp scs se- sea sec see seg sei sel sep ses sga sgc sge sgg sgi sgl sgp sgs sia sic sie sig sii sil sip sis sla slc sle slg sli sll slp sls spa spc spe spg spi spl spp sps ss- ssa ssc sse ssg ssi ssl ssp sss