I have below WORD DOCUMENT. With repeated words OR duplicates. I want to find and Highlight repeated words with RED COLOR AT one time. Can I do that??

I want to highlight DOG with some color. Please help me how to do it??

Apple Ball Cat Dog Egg Gun Fish Hat Ink Jam Dog Egg Gun Fish Hat Ink Jam Dog Egg Gun Fish Hat Ink Jam Dog Egg Gun Fish Hat Ink Jam Cat Dog Egg Gun Fish Hat Ink Cat Dog Egg Gun Fish Hat Ink Cat Dog Egg Gun Fish Hat Ink Cat Dog Egg Gun Fish Hat Ink Cat Dog Egg Gun Fish Hat Ink Cat Dog Egg Gun Fish Hat Ink Cat Dog Egg Gun Fish Hat Ink Cat Dog Egg Gun Fish Hat Ink Dog Egg Gun Fish Hat Ink Jam Cat Dog Egg Gun Fish Hat Ink Cat Dog Egg Gun Fish Hat Ink Cat Dog Egg Gun Fish Hat Ink Cat Dog Egg Gun Fish Hat Ink Dog Egg Gun Fish Hat Ink Jam Cat Dog Egg Gun Fish Hat Ink Dog Egg Gun Fish Hat Ink Jam Cat Dog Egg Gun Fish Hat Ink Dog Egg Gun Fish Hat Ink Jam