a-a a-c aaa aac aae aag aak aan aas aaw ac- aca acc ace acg ack acn acs acw aea aec aee aeg aek aen aes aew ag- aga agc age agg agk agn ags agw aka akc ake akg akk akn aks akw an- ana anc ane ang ank ann ans as- asa asc ase asg ask asn ass asw aw- awa awc awe awg awk awn aws aww c-- caa cac cae cag cak can cas caw cca ccc cce ccg cck ccn ccs ccw ce- cea cec cee ceg cek cen ces cew cga cgc cge cgg cgn cgs cgw cka ckc cks ckw cn- cna cnc cne cng cnn cns cnw csa csc cse csg csk csn css csw cw- cwa cwc cwe cwg cwk cwn cws eaa eac eae eag eak ean eas eaw ec- eca ecc ece ecg eck ecn ecs ecw eea eec eee eeg eek een ees eew ega egc ege egg egn egs egw eka ekc eke ekg eks en- ena enc ene eng enk enn ens enw es- esa esc ese esg esk esn ess esw ewa ewc ewe ewk ews eww gaa gac gae gag gak gan gas gaw gca gcc gce gcg gck gcn gcs gcw ge- gea gec gee geg gek gen ges gew gga ggc ggg ggn ggs ggw gka gkn gks gna gnc gne gnn gns gnw gsa gsc gse gsg gsk gsn gss gsw gwa gwc gwe gwg gwk gwn gws ka- kaa kac kae kag kak kan kas kaw kca kcc kce kcg kck kcn kcs ke- kea kec kee keg kek ken kes kew kga kgc kgs kgw kkc kke kkk kkn kks kn- kna knc kne kng knk knn ksa ksc kse ksg ksk ksn kss ksw kw- kwa kwc kwg kwk kws kww naa nac nae nag nak nan nas naw nca ncc nce ncg nck ncn ncs ncw ne- nea nec nee neg nek nen nes new nga ngc nge ngg ngk ngn ngs ngw nka nkc nke nkk nkn nks nna nnc nne nng nnk nnn nns nnw nsa nsc nse nsg nsk nsn nss nsw nwa nwc nwe nwn nws saa sac sae sag sak san sas saw sca scc sce scg sck scn scs scw se- sea sec see seg sek sen ses sew sga sgc sge sgg sgk sgn sgs sk- ska skc ske skg skk sks skw sna snc sne sng snk snn sns snw ss- ssa ssc sse ssg ssk ssn sss ssw swa swc swe swg swk swn sws waa wac wae wag wak wan was waw wca wcc wce wcg wck wcn wcs wcw wea wec wee weg wek wen wes wew wga wgc wgn wgs wgw wka wkc wke wkg wks wkw wn- wna wnc wne wng wnn wns wnw wsa wsc wse wsg wsk wsn wss wsw wwa wwc wwe wwn www