-ous cccc cccs cccu ccoc ccss ccst cctc cctt ccuc ccus ccut coco coct cocu coos coot cosc coso coss cost cotc coto cots cott cotu cous cout cscc csco cscs csos csot cstc csto csts csus ctos ctot ctsc ctss ctsu ctts cucc cuso cuss cust cusu cut- cutc cuto cuts cutt occc occt ocos oct- octo octs oooo ooos oost oots oous oscc osco osoo osos osso ossu ostc osts oto- otoo otos otso otsu otto otts ottu otus oucc oust out- outo outs ouu- s-os sccc sccs scct scoo scot scsc scso scst scsu sctc scto scts scut soco socs soos soot soso soss sost sotc soto sots sotu sous sout sscc sscs ssoc ssot sssc ssss sstc ssts stcc stcs stcu stoo stos stot stou stss sttc stuc stus stut suc- succ sucs suos sus- suso suss sust susu suto sutu suus tccc tccu tcos tctc tcts toco toos toot tosc toso toss tost tosu totc toto tots tott tous tout tscc tsos tsou tsst tstc tsts ttss tttt tucc tuco tuos tusc tuss tust tuto tuts tutt tutu tuuo ucos ucsc ucst ucsu ucut uocc uscc usco uscs usoc usos ussc usss usst ussu ustc usto usts usus utsc utto uttu uuoc uuuu