nimu nina nind nine nini ninl niue nlab nm-e nman nmff nmml nndb nnnn nuan nuba nube nubi nubl nuda nudd nude nudi nuee nuel nuff nuim nuin nule nuli null numa numb nume numi numm numu nuna nune nunn u-ie uafa uald uaua ubal ubba ubbe ubbi ubid ubii ubla uble ubli ubud udaa udad udal udau uddi udea udel udem uden udid udim udin udma udun ueba ueda uefa uein uele ueli uell uend ufel uffa uffe uile uima uiml ulaa ulad ulae ulai ulam ulan ulde ulea uleb ulee ulen ulfe ulie ulim ulla ulle ulli ulma ulme ulmi ulmu ulna ulne ulua ulul ulum umaa umai uman umb- umba umbe umbi umde umff umla umma unaa unai unal unam unan unau unbd unbe unda unde undi uneb uned unee unef unen unfd uni- unia unie unif unii unin unle unlf unma unna unne unni unum uuen uulu uuni uuuu