-ana a-ii aaaa aaab aaai aaan aaap aaba aabb aabi aabp aabt aaib aaii aain aana aani aanp aapa aapi aapt aata aatt abaa abab abai aban abap abat abb- abba abbb abbi abbt abia abib abin abit abpa abpi abpn abpp abta aiai aian aiba aibn aiia aiib aiin aina aini aint aipa aipi aita aiti aitt ana- anaa anab anai anan anap anat anba anbb anbi ania anib anin anip anit anna annb anni annt anp- anpa anpi anpp ant- anta anti antt apai apan apap apat apba api- apia apin apip apit apna apni appa appt apta apti aptn aptt at-t ataa atab atai atan atap atat atia atin atip atit atna atta atti attn attp ba-i baaa baan baat baba babb babi baia baib bain bait bana bani bann banp bant bapa bapi bapp bapt bata bati batn batt bbbb bbin bian biap biat biba bibb bibi biin bin- bina bini binn bint bipa bipp bita bitt bnai bnib bnin bnpp bnta bpai bpti btaa btan btbp bttb iaaa iaai iaap iaat iaba iaia iain iana iapa iapp iapt iata iati iban ibat ibia ibtb iiii iiit iipa iita iitt inab inai inan inap inat inba inia init inna inni inp- inpa inpi inpp inpt inta inti intn intp ipan ipat ipba ipin ipna ippa ipta itaa itai itan itap itat itia itin itpa itta n-ii naaa naab naai naan naat naba nabi naia naib nain naip nait nan- nana nanb nani nann nanp nant napa napb napi napp napt nata nati natp natt nbaa nbap nbia nbpa nbpp nbti niab nian nibi niia niip niit nina nini nipa nipt nita nitb niti nnit nnnn nnpi nntn npap npat npin nppa npta nptn ntap ntia ntpa paan paap paat paba pabt paia paib pain paip pait pan- pana pani pann pant papa papb papi papp pata pati patt pban pbpa piai pian piat pibb pibi piia piip pina pini pinn pinp pint pipa pipi pipp pita piti pitt pnin pnpp ppan ppap ppib pppa pppn pppp ppta pptn pptt ptab taa- taan taat taba tabb tabi taia tain taip tait tana tani tann tant tapa tapi tapp tapt tata tatb tati tatt tbit tbta tbtp tiaa tiab tian tiba tibi tiit tina tini tinn tint tip- tipa tipi tipp tipt tita titi titp titt tpap tpia tppa tppp tptp ttab ttbb tttt