-ing gggg ggrn ggss gigg gigi gign gigs giis ging gini ginn gins ginu girg giri girn girr girs giru giss giur gius gnin gnrr gnus grig grin gris grni grrr grrs grss grug grui grun grur grus gsis gsur gugg gugi gugu guin guis gung gunn guns gurg guri gurn gurr gurs guru guss guus iggs igis igni igns ignu igri igus iiii iiis iirs iisi iisr iisu ings inig inis inni innr inns innu inri inrs inss insu inui inun inus irgs iri- irig irin iris irri irrs irsg irun irus isin isis isrg isri issi issr isss issu isus iugs iuiu iuss n-ii ngns ngri ngsn ngur nguu nigg nigs niir niiu ning nini nins nirs niru nisi niss nisu niur nngn nnnn nnss nsin nsis nsnr nssr nsss nugs nuin nung nunn nuns nuri nurn nurr nurs nuru nusi nuss nusu rigg rigi rigs rigu riin riis ring rinn riri rirs risi riss risu rius rngs rnin rrrr rrun rsis rsnn rsnr rugg rugi rugs ruin ruis rung runi runn runs ruri rurs ruru rusi russ rusu ruun s-ii sggg sggs sgss sigg sigi sign sigs sing sini sinn sins sinu siri sirr sirs siru sisi siss sisu siui sius snig snir snns snrs snug snur snus sris srni srnn ssgs ssin ssis ssns ssrg ssri ssrs sssi ssss sug- sugg sugi suig suin suir suis sun- sung suni sunn suns sunu sur- surg suri surn surr surs suru sus- susi suss susu suus uggs ugis ugni ugri ugur uguu uirr ungu uni- unii unin unir unis unni unns unrs uns- unsg unus urgi urgu urin uris uriu urni urns urri ursi urss ursu urun urur urus usin usis usnr usnu ussr usss ussu usui usun usus uuni uuri uusi uuuu