c-- ccc ccf ccg cco ccr ccu cfc cff cfg cfo cfr cfu cgc cgg cgo cgr cgu co- coc cof cog coo cor cou crc crf crg cro crr cru cuc cuf cug cuo cur cuu fcc fcf fcg fco fcr fcu ffc fff ffg ffo ffr ffu fgc fgf fgg fgr foc fof fog foo for fou frc frf frg fro frr fru fuf fug fuo fur fuu gcc gcf gcg gco gcr gcu gfc gff gfo gfr ggc ggg ggo ggr ggu goc gof gog goo gor gou grc grf grg gro grr gru gu- guc guf gug guo gur guu oc- occ ocf ocg oco ocr ocu of- ofc off ofg ofo ofr ofu ogc ogf ogg ogo oo- ooc oof oog ooo oor or- orc orf org oro orr oru ou- ouc ouf ouo our rcc rcf rcg rco rcr rcu rfc rff rfg rfo rfr rfu rgc rgf rgg rgo rgr roc rof rog roo ror rou rrc rrf rrg rrr rru ruc ruf rug ruo rur ruu ucc ucf ucg uco ucr ucu ufc uff ufg ufo ufr ufu ugc ugf ugg ugo ugr ugu uoc uog uoo uor ur- urc urf urg uro urr uru uuc uug uur uuu

cccc cccf cccu ccfc ccff ccgc ccoc ccrc ccrf ccrg ccuc cfcf cfco cffr cfgo cfor cfrg cgcc cgcg cgfc cgro coco cocu cofc coff cogo coof cor- corc corf corg coro corr cour crcc crcr crfc croc croo cror crug cucc cufc cuff cufo curf curo curr fccf ffcc ffff ffrr foco fofo fogg fogo foof for- forg foro forr foug four frcc frfc frog frou frug fuc- fufc fuff fufu fugo fugu fuor fur- furg furo furr gc-c gccc gccf gcfc gcrg gfcf gfor ggfg gggg gocr goff gofr gofu gogo goof goog goor gorf gorg goro gorr gou- gouf goug gour grcc groc grof grog groo gror grou grrr gruf grug grur gufc guff gugg gugu gurg guro gurr guru occc ocro ocrr ocur ofcr off- offc offo offr offu ofgo ofor ogfr ogog ogou ogro oocr ooff oooo orco orff orfu orgo oro- orof oror orro oucc oufc ouff our- ouro ouu- rccc rcfc rcgc rcrg rffc rocc roco rofc roff rofo rogg rogo roof roog roor rorc roro roru rouf rrfc rrrr rufc ruff rufo rugg rurc ruro ruru ucrc ufcu ugcc ugcg uggo ugro ugur uguu uocc uofg uofo uor- urff urgu uro- uroo urur uuoc uuuu

c-cor ccccc cfour co-co cocc- cocco cocur cofur coorg corfo corfu coro- couco couru croco cruor cuoco curro curug foggo fogou forgo forro forur fougo fourg fouro frcog frugo fu-fu fuco- fugro fugug fuoco furo- furor go-go go-oo gocco gocoo gofor gogro gooff gorgo grgur groff grogg groof grouf grrrr gruff guroo gurro gurur occur offof ofour ogogo ogugu ooooo orfor oroco orrgo oruro ouoro r-co- ro-ro rocco rocor rocou rofor ruffo rufo- ufofu ugoff ugro- ugrug urour urucu uuuuu

cocco- cococo coocoo corour coruco coruro courr- crocco cruro- curfur curour curror cururo foofoo foofur foufou fougou fourcc fourgo fourof fourou froggo frucor furfur furour furrfu go-off gogoro googoo gooroo gorgor gourou grouff grugru gurugu occour off-go oooooo orrour rococo rogoff roogoo roucou ruocco

cooccur corrour cou-cou foo-foo fou-fou furrour goo-goo goofoff goooooo gru-gru off-off ogogoro rococco

co-occur cocoroco corocoro cucurucu curucucu froufrou gogogogo goof-off gouforou groogroo

couroucou four-four frou-frou groo-groo roocoocoo

rococococo

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