Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"toc dan cu snippets" » "toc dan code snippets", "hoc dan cu snippets", "toc dao cu snippets", "toc san cu snippets", "toc dan cua snippets", "toc dan ca snippets", "toc dan su 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 dan cu 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 dan cu snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( toc dan cu snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("toc dan cu snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.