gggg ggss gigg gigi gigs giis gipi gipp gips girg giri girr girs giss gpgp gpip gprp gprs gpsg gpsi gpss grig grip gris grps grrr grrs grss gsis iggs igis igri igsp iiii iiis iirs iisi iisp iisr ippr ipri ipsi ipsp ipss irgs iri- irig irip iris irps irri irrs irsg irsp isis ispr isps isrg isri isrp issi issp issr isss pgss pigg pigp pigs piip pipi pipp pips pirg piri pirr pirs pisg pisi piss ppgi ppig pppp ppps ppss prgs pri- prig prii pris prps prri prrs prsi prss psgi psgr psip psis pspi pspp pspr psps psrp rigg rigi rigs riis ripi ripp ripr rips riri rirs risi risp riss rpgs rpii rpps rrrr rrsp rsis rsps s-ii sggg sggs sgps sgss sigg sigi sigs sipi sipp sips siri sirp sirr sirs sisi siss spig spip spir spis spps spri sprs spsp spss sris srps srsp ssgs ssis ssps ssrg ssri ssrs sssi ssss