Perhaps you should try some spelling variations:
"cau ca chat snippets" » "cau ca code snippets", "cau cao chat snippets", "cau cac chat snippets", "cau va chat snippets", "cau cua chat snippets", "cay ca chat snippets", "cau ha chat snippets"
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("cau ca chat snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("cau ca chat snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( cau ca chat snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("cau ca chat snippets"))) or ("locating bug core snippets"))*.