Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"toc va cao snippets" » "toc va code snippets", "hoc va cao snippets", "toc ta cao snippets", "tuc va cao snippets", "toc va cac snippets", "toc va co snippets", "toc va dao 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: (((("toc va cao snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("toc va cao snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( toc va cao snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("toc va cao snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.