Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong dot de snippets" » "cong dot code snippets", "cong mot de snippets", "cong dong de snippets", "cong doan de snippets", "cong dat de snippets", "cong do de snippets", "cong doi de 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: (((("cong dot de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("cong dot de snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cong dot de snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong dot de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.