nook nool noon nooo nouh noul noun nubc nubi nubk nubl nuch nuci nuck nucu nuhi nuik nuim nuin nuki nuku nuli null numb numi numm numu nunc nung nunk nunn nuno nuoc nuon nuuk obbo obin obkb oblu oboi obok obol obon obuh ocbc occc occi occn ochi ocin oclc ocml ocom ocon ocul ocum ogb oggi oghi ogin ogli ogml ogni ognl ogog ogoi ogon ogou ogui ogum ogun ohcc ohhi ohho ohio ohno ohob ohoh ohok ohum oici oick oigo oiii oiko oimb oink oion oium okcu okgo okic okko oklo okmo okni okno okok okol okom okon okul okun olbo olcc olgc olhm olib olic olig olim olin olio olki olli ollo olmi olmo olog olom olon ombo ombu omic omim omin omio omn- omni omo- omoi omon omoo omul omuo onc- onco ongi ongo ongu onic onil onni onno onon oobi ooho ooku oolo oooh oooo oucc ouch ough ouii ouin oulk oulu oumi oun- oung ouu- ubbi ubbo ubic ubii ubik ubli ublo uboc ubon ucbc ucci uchi ucho ucil ucin ucio ucmc ucom ucon ugcc ugcg uggo ughi ugli ugni ugol uguu uhcl uhno uhoh uhok uhuh uiml ukcc ukko uknc ukok ukon ukum ulbc ulcc ulch ulco ulic ulik ulim ulli ullo ulmi ulmo ulmu ulno ulo- uloc ulog uluk ulul ulum umb- umbi umbo umgo umik ummg ummo umno umok umol uncc uncg unch unci uncl unco ungo ungu uni- unic unii unik unin unio unkl unkn unko unmc unni unno unon unum uocc uolc uoml uomo uulu uuni uuno uuoc uuuu