-ing dddd didi dido didu digg digi digo diii din- ding dini dinn dino dinu dion diou dod- dodd dodg dodi dodo dog- dogg dogi dogo dogu doid doig doin dond dong doni donn dono dood doon doud doug doun dudd dudo dudu dugu duid duin dung dunn duno duo- duon gggg gidd gidi gido gigg gigi gign gigo ging gini ginn gino ginu giog gioi gion gnin gnod gnoo godi godo gogi gogo goin gon- gond gong goni gonn gono gonu good goog gooi goon gou- goud goug goun gudi gudo gudu gugg gugi gugu guid guin gund gung gunn i-go i-no iddo idgo idid idig idin idio idno idog idon idun iduo igni igno ignu igon igoo iiii iiio iino iioi iioo ind- indi indo indu ingo inid inig inni inno innu ino- inoi inon inou inui inun iod- iodd iodo ioii ioio ioni ionn iono iooi iooo ioug ioun iuiu iuno n-ii nddo ngio ngon ngou nguu nidd nidi nido nigg nigo niiu nind ning nini nino niog nion nioo niou nngn nnnn nodi nodo nodu nogg nogo noid noin noio non- nong noni nonn nono nonu noo- noon nooo noun nudd nudi nudo nuin nung nunn nuno nuon oddd oddi odin odio odiu odon odoo odou oggi ogin ogni ogod ogog ogoi ogon ogou ogui ogun oido oigo oiii oion ondi ondo ongi ongo ongu onni onno onod onon oodi ooid oooo ouii ouin oun- ound oung ouu- uddi udid udig udin udon udoo udun uggo ugni ugod uguu undi undo ungo ungu uni- unii unin unio unni unno unon uuni uuno uuuu