a-a aaa aae aag aak aan aas aea aee aeg aek aen aes ag- aga age agg agk agn ags aka ake akg akk akn aks an- ana ane ang ank ann ans as- asa ase asg ask asn ass eaa eae eag eak ean eas eea eee eeg eek een ees ega ege egg egn egs eka eke ekg eks en- ena ene eng enk enn ens es- esa ese esg esk esn ess gaa gae gag gak gan gas ge- gea gee geg gek gen ges gga ggg ggn ggs gka gkn gks gna gne gnn gns gsa gse gsg gsk gsn gss ka- kaa kae kag kak kan kas ke- kea kee keg kek ken kes kga kgs kke kkk kkn kks kn- kna kne kng knk knn ksa kse ksg ksk ksn kss naa nae nag nak nan nas ne- nea nee neg nek nen nes nga nge ngg ngk ngn ngs nka nke nkk nkn nks nna nne nng nnk nnn nns nsa nse nsg nsk nsn nss saa sae sag sak san sas se- sea see seg sek sen ses sga sge sgg sgk sgn sgs sk- ska ske skg skk sks sna sne sng snk snn sns ss- ssa sse ssg ssk ssn sss