cccc ccci cccl cccp cccs ccic ccii ccil ccip ccir ccis cclc ccli ccls ccoc ccpl ccpp ccpr ccps ccrc ccri ccrl ccrp ccrs ccrt ccsi ccsl ccsp ccss ccst cctc cctl cctt cicc cici cico cicr cics cict ciii ciis ciit cili cill cilo cilp cils cilt cior cios cipo cipp cips circ ciri cirl ciro cirr cirs cirt cis- cisc cisl cisp cisr ciss cist citi citl cito citp cits citt clic clii clio clip clir clis clit cloo clop clor clos clot clpp clri clro clrs clsc cltc clts coco cocp coct coil coip coir cois coit col- coli coll colo colp cols colt cool coop coos coot copi copo copp copr cops copt cor- corc cori corl coro corp corr cors cort cosc cosi cosl coso cosp coss cost cotc coti coto cots cott cpcs cpic cpio cplc cpls cpos cpps cpri cprs cprt cpsc cpsl cpso cpsr cptp cptr cpts crcc crcr cric crip cris crit crls croc crol croo crop cror crot crpc crps crrt crsp crss crst crtc crtl crtp crts cscc csci cscl csco cscr cscs csio csir csis csit cslp cslr csor csos csot cspc cspi csps cspt csrc csrs cssr cstc csto cstr csts ctcp ctic ctls ctol ctor ctos ctot ctpo ctpp ctps ctrc ctrl ctrp ctrs ctsc ctss ctts iccc icci iccl icco iccp iccr iccs icct icis icll iclp iclr icoc icor icos icpc icpo icps icrc icrr icrs icrt icsc icsi icsp icsr icss icst ictp icts iiii iiio iiis iiit iioi iioo iiop iios iirc iirs iisc iisi iisp iisr iist iitr iitt ilic ilio ilir ilis ilit ill- illi illo illp ills illt iloc iloo ilos ilot ilpr ilts ioci iocp ioii ioio ioit iolo iooi iooo ioos iopl iops iori iors ioso ioto ipcc ipcs ipct ipil iplo ipop ipos ippc ippo ippr ipri ipsc ipsi ipso ipsp ipss iptc ipto ipts ircc ircs iri- iric iril irio irip iris iroc irop irpc irps irrc irri irrs irsp irti irtp irts iscc isci isco iscp iscr iscs isct isic isil isis isit isls iso- isoc isol isop isor isos ispc ispr isps isri isrp issc issi isso issp issr isss istc isti isto istp istr ists itcs itic itil itis itll itoi itol itoo itor itos itpc itri itrs itsi itso itsp itto lccc lccs lcis lcls lcor lcpc lcpl lcps lcrl lcrs lcsc lcsp lcsr lctl lcto lcts lico licr lics lict liii liir liis lili lill lilo lils lilt lio- lior lios lip- lipc lipi lipl lipo lipp lips lirc liri lirl liro lirp lirr lirs lirt lisi liso lisp liss list liti litl lito litr lits litt llcc llcs lllc llll lloc lloo llps locc loci loco locs loic loir lois loit loli loll lolo lols looc lool loop loor loos loot lopi lopp lops lori loro lors losc losi loso losp loss lost loti lotl loto lotr lots lott lppl lprp lpsc lpss lrcs lric lroc lroi lrps lrrc lrrr lrst lrts ls-r lsco lscs lspl lspr lsrc lsso lssp lssr lsts ltcc ltci ltcs ltps ltrs ltsi ltsp ltsr lttc lttr occc occi occt ocis oclc ocos ocpp ocrl ocro ocrr ocrs oct- octi octo octs oici oiii oils oios oipc oirt oisc oist oitc oiti olcc olic olio olis olit olli ollo olor olos olot olpc olsi olst oocr oolo oooo ooos oops oort oosi oost ootp oots opic opii opio opis opit opls opo- opor opos oppi oppo opps opsi opti opto opts orci orco orcs ori- oric oril orio oris orit orlo oro- oror oros orot orpc orpi orps orri orro orrs orsi orso ortc orto orts oscc osci oscl osco osii osip osis osli oslo osoi osoo osor osos osro ossi osso ostc osti ostr osts otcl otic otis otit oto- otoo otor otos otpp otro otrs otso otti otto otts pccc pccl pccs pcip pcll pclo pcos pcpp pcps pcrc pcrl pcso pcts picc pici pico picr pics pict piip pil- pili pill pilo pils pilt piot pipi pipo pipp pips pirc piri pirl piro pirr pirs pisi piso piss pist piti pito pitr pits pitt plcc plio plip plis plit ploc ploo plop plos plot plpp plri plsi plss pltt poco pocs poil poio pois poli poll polo pols polt pool poop poor poos poot pop- popc popi popo popp pops popt porc pori poro porr pors port posi poso poss post potc poti poto pots pott ppcc ppci ppcs ppic ppli pplo ppos pppo pppp ppps pprc ppss ppts pptt prcc prcp prcs pri- prii pris prlr prls pro- proc prol proo prop pros prot prps prri prrs prsc prsi prsl prso prss prtc prti prtp prtr psci psco psil psip psis psoc psoi psol psos pspi pspp pspr psps psrp pssc psso psst psts ptcc ptcl ptol ptop pttc rccc rccs rcic rcis rcls rcos rcpi rcpo rcps rcpt rcsc rcsi rcsl rcss rctc rcti rcts ricc rico rics rict riis rill rilo rilp riol rios riot ripi ripl ripp ripr rips ript riri rirs risc risi riso risp riss rist riti ritl rito rits ritt rlcs rlls rocc roco rocs roil roio roir rois roit roll rolo rolp rolt rooi rool roop roor roos root ropo rops rorc rori roro rort rosc rosi roso rosp ross rost rotc roti rotl roto rotr rots rott rpcs rpii rpls rpos rpps rpts rrrr rrsp rscc rscs rsis rslc rslp rsos rspo rsps rssl rstp rsts rtcc rtls rtlt rtps rtss rttp rtts s-ic s-ii s-os sccc sccl sccp sccs scct sci- scic scil scio scip scir scis scit scl- sclc scls scol scoo scop scor scot scpi scpl scpo scps scpt scr- scrc scri scrs scsc scsi scsl scso scsr scst sctc sctl scto sctr scts sicc sici sico sicp sics siit sil- silc sili sill silo sils silt siol siop sior sios siot sipc sipi sipo sipp sips sipt sirc siri siro sirp sirr sirs sirt sisc sisi siss sist