Perhaps you should try some spelling variations:
"dao doc chat snippets" » "dao doc code snippets", "dao hoc chat snippets", "dao toc cham snippets", "dao hop chat snippets", "dao duc chat snippets", "dao do chat snippets", "dat doc 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 ("dao doc 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 ("dao doc chat snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dao doc chat snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dao doc chat snippets"))) or ("locating bug core snippets"))*.