-lock c-p-c c-pop ccccc clock clonk clook cloop cluck clunk cnnnn co-co co-np co-op cocc- cocco cocol cocon cokk- coll- collo colo- colok colon colop colp- colpo colun colup conck concl conco connu cono- conon conop coolo coppo couco coull cucuk cullu cunco cuoco cupon cupul k-pop klock klonk klopp klunk knock knokk knoll knoop knuck knulp ko-ko kocon kocul kokko kokou kollo kollu kolno kolol kolun konno konnu koolu koonu koppl koulo kouno kpolo kucuk kukko kukok kukup kullo kullu kulno kulul kulun kunku kuplu kupon l-pop loco- locon lollo lolol lonco lonko loock lopon lopou lucko lucun lukko lukok lukou luluc lulul lupul n-p-n nkolo nnooo no-no no-op nokko nokon nokul non-u nonno nonop nonpc noonu nopun nu-nu nuklo nullo nunon nunun ocllo ocul- oculo okoc okuku ollon ollup onco- oncol onoon onpop ooooo opcon oploo opoku oppol oppon oukup oullo oulon oulun p-n-p pclkc pcock plock plonk plook ploop plopp plopu plouk pluck plunc plunk plupp po-on po-po pocko pocno pocok pocol pocop pokou polco polko polku pollo pollu polon polop ponnu ponup poopo popco popon popop poppo popup pouck poulp pucko pull- pullu punck punon punuk puppo u-con u-pop uconn ukoln ulno- ulock uloop ululu uncok uncol uncon uncup unnun upolo upolu uppon uuuuu