c-cor ccccc ccrcl chlor choco chol- choll cholo choor chor- chorl choro cloch cloor co-co cocc- cocco cochl cocol cohol cohoo colch coll- collo colo- color cooch coolo coro- corol corrl corvo crhov croco croll crool h-cho hcooh hhhhh ho-ho ho-oh hocco hohol hollo holo- holor hooch horch horol horro hrhov hroch locho loco- locro lohho lollo lolol looch loocv lorch lovro lvovo ochl- ochro ocllo oh-oh ohchr olovo ooooh ooooo oovoo orlov oroch oroco ovolo r-co- rcolo ro-ro rocco rocor rocov rohov rollc rollo vohl volvo