-ana aaaa aaab aaan aaap aaba aabb aabp aana aanp aaon aaoo aapa aapo abaa abab abaj aban abap abb- abba abbb abbo aboa abob abon aboo abpa abpn abpp ajab ajan ajao ajba ajna ajob ajon ajoo ajpa ana- anaa anab anan anao anap anba anbb anbo anja anjo anna annb anno ano- anoa anon anp- anpa anpp aoba aonb aono aopo apan apao apap apba apna apno apo- apon apoo apop appa baaa baan baba babb babo baja bana banj bann bano banp baon bapa bapp bbbb bjoa bnpp boab boan boba bobb bobo bojo bona bonn bono boob boon boop bopa bopp jaan jaap jaba jabo jaja jana jann jano jaon japa japp jbaa jbob jjap joab joan joao joba jobo jojo jona jonn jono joon jopa jpan jpop naaa naab naan naba nabo naja nan- nana nanb nann nano nanp napa napb napo napp nbaa nbap nbbj nbbo nbpa nbpp njaa nnnn noaa noap noba nobo noja non- nona nonn nono noo- noob nooj noon nooo noop npap nppa oban obba obbo obja obon ojan onab onan onna onno onon ooaa ooba oona oooo opan opap opo- opoj opon oppa oppo paan paap paba paja pajo pan- pana panj pann pano paon papa papb papp pban pbpa pnon pnpo pnpp poan poba pobo pojo pona pono ponp poon poop pop- popa popo popp ppan ppap ppoa pppa pppn pppo pppp