-ing dddd ddss dgsi dgsn didi dids digg digi digs diii diis din- ding dini dinn dins dird dirr dirs dis- disd disg disi diss dnis drgs drin drrs dsdr dsgn dsng dsri dsrr dssi dssn gggg ggrn ggss gidd gidi gids gigg gigi gign gigs giis ging gini ginn gins gird girg giri girn girr girs gisd giss gnin gnrr grds grid grig grin gris grni grrr grrs grss gsds gsis idid idig idin idir idis idss iggs igis igni igns igri iiii iiis iirs iisd iisi iisr ind- indi inds ings inid inig inis inni innr inns inri inrs inss irds irgs iri- irid irig irin iris irri irrs irsg isdn isds isin isis isrg isri issi issr isss n-ii ndri ndsi ndss ngns ngri ngsn nidd nidi nids nigg nigs niir nind ning nini nins nirs nisd nisi niss nngn nnnn nnss nrds nrrd nsdg nsds nsin nsis nsnr nsrd nssr nsss rdgs rgds ridd ridi rids rigg rigi rigs riin riis rind ring rinn riri rirs risd risi riss rnds rngs rnin rrrr rsdd rsdg rsds rsid rsis rsnn rsnr s-ii sdds sdgs sdrs sdss sggg sggs sgsd sgss sidd sidi sidr sids sigd sigg sigi sign sigs sind sing sini sinn sins siri sirr sirs sisd sisi siss snid snig snir snns snrs snsd sris srni srnn srsd ssdd ssgs ssid ssin ssis ssns ssrg ssri ssrs sssi ssss