-ing cccc ccci cccp cccs ccgc ccgs ccgt ccic ccii ccip ccis ccnc ccni ccnp ccns ccoc ccpn ccpp ccps ccsg ccsi ccsn ccsp ccss ccst cctc cctt cgcc cgcg cggs cgis cgns cgss cgst cgtp cicc cici cico cics cict cigi cigs ciii ciis ciit cin- cinc cing cini cino cint cion cios cipo cipp cips cis- cisc cisn cisp ciss cist citg citi cito citp cits citt cnci cnco cncp cngi cnic cnss cntc coco cocp coct cogi cogo cogs coin coip cois coit con- conc cong coni conn cono cons cont coon coop coos coot copg copi copo copp cops copt cosc cosi coso cosp coss cost cotc coti cotn coto cots cott cpcs cpic cpio cpni cpns cpnt cpos cpps cpsc cpso cptp cpts cscc csci csco cscs csgn csio csis csit csnp csos csot cspc cspi csps cspt cstc cstg csto csts ctcp ctic ctns ctos ctot ctpo ctpp ctps ctsc ctsn ctss cttn ctts gc-c gccc gccs gcic gcii gcos gcpc gcss gcst gctc gcts gggg ggpo ggss gigg gigi gign gigo gigs giis ging gini ginn gino gins giog gioi gion giop gipi gipp gips giss gist gito gits gncc gngc gnin gnip gnit gnoo gnpc gnps gnti gntp gogi gogo gogs goin goip gois goit gon- gong goni gonn gono gons goog gooi goon goop goos goot gopc gopi gopo gops gosi goso goss gost goti goto gots gott gpgp gpip gpos gpot gpsg gpsi gpso gpss gscp gsis gsoc gson gsos gspc gspt gtco gtcs gtip gtop gtos i-go i-no iccc icci iccn icco iccp iccs icct icgc icis icnc icns icoc icon icos icpc icpo icps icsc icsi icsp icss icst ictp icts igcc igcp iggs igis igni igno igns igon igoo igot igso igsp iiii iiio iiis iiit iino iioi iioo iiop iios iisc iisi iisp iist iitt inci inco incs ingo ings inig inis init inni inno inns ino- inoi inon inos inot inp- inpi inpp inpt insc inso insp inss inst intg inti intn into intp ints iocg ioci iocp iogt ioii ioio ioit ioni ionn iono ions iooi iooo ioos iops ioso ioto ipcc ipcs ipct ipin ipop ipos ippc ippo ipsc ipsi ipso ipsp ipss iptc ipto ipts iscc isci iscn isco iscp iscs isct isgc isic isin isis isit isno isnt iso- isoc ison isop isos ispc isps issc issi isso issp isss istc isti isto istp ists itcs itgc itgo itgs itic itin itis itno itoi iton itoo itos itpc itsi itso itsp itto n-ii nccc ncci nccn nccp nccs ncct ncgs ncip ncis ncit ncnc ncoc ncos ncpc ncsc ncsi ncss ncst nctc ngic ngio ngns ngon ngos ngpc ngsn ngtn ngts nicc nici nico nics nigc nigg nigo nigs nigt niip niit ning nini nino nins niog nion nioo nios nipc nips nipt nisi niso nisp niss nist nitc niti nito nits nngn nnit nnnn nnos nnot nnpi nnss nntn noci noco nocs noct nogg nogo nogs nogt noin noio nois noit non- nong noni nonn nono nons nont noo- noon nooo noop noos noot nops nos- noss nost not- noti noto nots nott npcc npic npin nppc npss nptc nptn nscc nscs nsic nsin nsis nsos nspc nspi nsps nssc nsso nssp nsss nstc nstp nsts ntcc ntis ntop ntpc ntsc ntss ntto occc occi occn occt ocin ocis ocon ocos ocpp oct- octi octo octs oggi ogin ogni ogog ogoi ogon ogsi oici oigo oiii oins oint oion oios oipc oisc oist oitc oiti onc- onco onct ongi ongo onic onis onit onni onno onon onos onpg onpt onsc onso onst ont- ontc onti onto oons oont oooo ooos oops oosi oost ootp oots opic opii opin opio opis opit opng opo- opon opos oppi oppo opps opsi opti optn opto opts oscc osci osco osgi osii osin osip osis osno osoi osoo osos ossi osso ostc osti osts otic otin otis otit oto- otog oton otoo otos otpp otsg otso otti otto otts pccc pccs pcgg pcgs pcin pcip pcns pcnt pcos pcpn pcpp pcps pcso pcts pgcc pgsc pgss picc pici pico pics pict pigc pigg pign pigo pigp pigs pigt piip pinc ping pini pinn pino pinp pins pint pion piot pipi pipo pipp pips pisg pisi piso piss pist piti pito pits pitt pnic pnin pnon pnot pnpo pnpp pnsc poco pocs pogg pogo pogs poin poio pois ponc pong poni pono ponp pons pont poon poop poos poot pop- popc popi popo popp pops popt posi posn poso poss post potc poti poto pots pott ppcc ppci ppcs ppgi ppic ppig ppos pppn pppo pppp ppps ppss pptn ppts pptt psci psco psgi psip psis psnc psni psoc psoi pson psos pspi pspp psps pssc psso psst psts ptcc ptgs ptop pttc s-ic s-ii s-os sccc sccp sccs scct scgp scgs sci- scic scin scio scip scis scit scnt scog scon scoo scop scot scpi scpo scps scpt scsc scsi scsn scso scst sctc sctn scto scts sgcg sggg sggs sgic sgio sgps sgss sgts sicc sici sico sicp sics sigg sigi sign sigo sigs siit sing sini sinn sino sinp sins sint sion siop sios siot sipc sipi sipo sipp sips sipt sisc sisi siss sist sit- sitc siti sitn sito sits sitt sncc snco sncp snig snip snit snns snoc snog snoo snop snos snot snpg snpo snpp soci soco socs sogi sogn sogo sogs soic soin sois soit son- song soni sono sons sont soog soon soop soos soot sopi sopo sopp sops sosi soso soss sost sotc sotn soto sotp sots spcc spco spcs spgt spic spig spin spio spip spis spit spns spoc spon spoo spop spos spot spps spso spsp spss spst sptc spto spts sscc ssci sscp sscs ssgs ssgt ssin ssis ssit ssns ssoc ssop ssot sspc sspo ssps sspt sssc sssi ssss sstc sstp ssts stcc stcp stcs stic stig stio stip stis stit stng stnn stns stog ston stoo stop stos stot stpp stps