-ana aaaa aaab aaan aaap aaas aaba aabb aabp aana aang aanp aapa aaps aasa aass abaa abab abag aban abap abas abb- abba abbb abbs abpa abpn abpp abps abs- absa absp abss agag agan agap agas agba agga agna agns agps agsa agsg ana- anaa anab anag anan anap anas anba anbb ang- anga angs anna annb anns anp- anpa anpp ansa ansp apan apap apas apba apbg apbs apga apna apng appa apps apsa apss asaa asab asag asan asap asas asba asgp aspa asps assa assn assp asss baaa baan baas baba babb babs baga bagg bagn bags bana bang bann banp bans bapa bapp baps basa bass bbas bbbb bbbs bbga bbng bgan bggs bnas bnpp bnss bpsa bsaa bsap bsas bsgs bsns bspp gaap gaas gaba gabb gabp gabs gaga gagg gags gana gang gann gans gapa gapp gaps gasa gasb gasp gass gbag gban gbap gbas gbbs gggg ggss gnaa gnap gnas gnps gpaa gpas gpgp gpsa gpsg gpss gsab naaa naab naag naan naas naba nabs naga nags nan- nana nanb nang nann nanp nans napa napb napg napp naps nas- nasa nasb nasp nass nbaa nbap nbas nbpa nbpp nbps nbsp ngab ngan ngas ngns ngsn nngn nnnn nnsa nnss npap npas nppa npsa npss nsaa nsna nsps nssa nssb nssp nsss paag paan paap paas paba paga pagb pan- pana pang pann pans papa papb papg papp paps pasa pasp pass pban pbpa pbsa pbsp pgaa pgas pgsa pgss pnas pnpp ppan ppap ppga pppa pppn pppp ppps ppss psap psas psga psna pspp psps pssa saab saag saan saap saas saba sabb sabs saga sagg sags sana sang sann sans sapa sapp saps sasa sass sbaa sbas sbbs sbsa sbsp sgaa sgap sggg sggs sgps sgss snab snag snap snas snba snns snpg snpp sp-a spag span spap spas spgb spns spps spsa spsp spss ssaa ssab ssan ssap ssas ssbn ssgs ssns sspa ssps sssa sssb ssss