-ing ffff ffii ffps ffrr ffss fiff fifi figg figl figs fiii fiil fili fill filn fils fing fini finn finp fins fipp fips firn firs fisi fiss flig flii flin flip flis fnrs fnsp fpgs fpin fprf frig fril frin frip fris frns frps fsfi fsgs fsln fspf fssf fssp gfps ggfg gggg ggrn ggss giff gifs gigg gigi gign gigs giis gilf gilg gili gill gils ging gini ginn gins gipf gipi gipp gips girg giri girl girn girr girs giss gli- glin glip glis glpi gnin gnip gnps gnrr gpfs gpgp gpip gprp gprs gpsg gpsi gpss grif grig gril grin grip gris grni grps grrl grrr grrs grss gsfp gsif gsis gsli ifil ifis ifni ifnr ifns ifps ifrf ifri ifsp iggs igil igis igli igni igns igri igsp iiii iiis iipf iirs iisi iisp iisr ilin ilir ilis ill- illi illp ills ilni ilpr infi infl infp infs ings inig inis inni innr inns inp- inpi inpp inri inrs insp inss ipil ipin ippf ippr ipri ipsi ipsp ipss irgs iri- irig iril irin irip iris irps irri irrs irsf irsg irsp isfp isil isin isis isls ispf ispr isps isrg isri isrp issf issi issp issr isss lfng lgfl lgin liff lifg lifl ligg ligi lign liig liii liin liir liis lilg lili lill lils ling linn lins lip- lipi lipl lipp lips lirg liri lirl lirn lirp lirr lirs lisi lisp liss llll llps lnfs lngs lpfp lpns lppl lprp lpss lrif lrps lrrr ls-r lspl lspr lssp lssr n-ii nfff nfip nfps nfrs nfsr ngfs ngns ngri ngsn niff nigg nigs niip niir nili nill nilp nils ning nini ninl nins nipr nips nirs nisi nisl nisp niss nlgn nlls nlrp nlsp nngn nnls nnnn nnpi nnpr nnsl nnss npif npin nppl npri npsl npss nrpn nrps nrrl nrsp nsfs nsin nsis nslp nslr nsls nsnr nspi nsps nsrl nssf nssp nssr nsss pfff pffr pfgs pfis pfli pfps pgss piff pifs pigf pigg pign pigp pigs piip pil- pili pill pils ping pini pinn pinp pins pipi pipp pips pirg piri pirl pirn pirr pirs pisg pisi piss plff plif plig plin plip plis plpp plri plsi plss pnin pnln pnnl pnpp ppgi ppif ppig ppli pppn pppp ppps pprf ppsf ppss prfs prgs pri- prif prig prii prin pris prlr prls prnp prps prri prrs prsi prsl prss psfs psgi psgl psgr psil psip psis psni psnr pspi pspp pspr psps psrp rffl rfgs riff rifs rigg rigi rigs riif riin riis rill rilp rinf ring rinn ripi ripl ripp ripr rips riri rirs risi risp riss rlif rlin rlls rngs rnin rnli rnsp rpgs rpii rpls rppn rpps rrif rrrr rrsp rsis rslp rsnn rsnr rsps rssl s-ii sfgp sfls sfss sggg sggs sglr sgls sgnl sgps sgss siff sifl sifr sigg sigi sign sigs sil- silf sili sill sils sing sini sinn sinp sins sipi sipp sips sirf siri sirp sirr sirs sisi siss sl-i slig slip slir slln sllp slpi slpp slps slrn slrp slrs snig snip snir snlf snns snpg snpp snrs spfs spig spin spip spir spis splp splr spls spns sppf spps spri sprs spsp spss srfi sris srni srnn srps srsp ssfl ssfp ssgs ssin ssis sslp ssns sspf sspl ssps ssrg ssri ssrl ssrs sssf sssi ssss