nnn nno nnp nns nnt nnw no- non noo nop nos not now npn npo npp nps npt npw nsn nso nsp nss nst nsw ntn nto ntp nts ntt nwn nwo nwp nws nwt on- onn ono onp ons ont oo- oon ooo oop oos oot oow op- opn opo opp ops opt opw os- osn oso osp oss ost osw ot- otn oto otp ots ott otw own owo owp ows owt oww p-p pn- pnn pno pnp pns pnt pnw pon poo pop pos pot pow ppn ppo ppp pps ppt ppw ps- psn pso psp pss pst psw pt- ptn pto ptp pts ptt ptw pwn pwo pwp pws pwt snn sno snp sns snt snw son soo sop sos sot sow spn spo spp sps spt spw ss- ssn sso ssp sss sst ssw stn sto stp sts stt stw swn swo swp sws swt tnn tno tnp tns tnt tnw to- ton too top tos tot tow tpn tpo tpp tps tpt tpw tsn tso tsp tss tst tsw ttn tto ttp tts ttt ttw twn two twp tws twt tww wn- wnn wno wnp wns wnt wnw won woo wop wos wot wow wpn wpo wpp wps wpt wsn wso wsp wss wst wsw wtn wto wtp wts wtt wtw wwn wwo wwp wwt www