dddd didi didu diii din- dini dinn dinu dipn dipp dipu dpin dpni dudd dudu duid duin dunn idid idin idun iiii ind- indi indu inid inni innu inp- inpi inpp inui inun inup ipdi ipid ipin iuiu iupp n-ii n-up ndnp ndpd nidd nidi niip niiu nind nini nnnn nnpi npin nppd nudd nudi nuin nunn pdpn piip pind pini pinn pinp pinu pipi pipp pnin pnpp pnup ppid pppd pppn pppp pudu puid puin puiu pund punu pupi pupu uddi udid udin udpd udun uipi undi uni- unii unin unni upin upnp uppp uppu upup uuni uuuu