Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong chua de snippets" » "cong chua code snippets", "cong cua de snippets", "cong chuc de snippets", "con chua de snippets", "cong chu de snippets", "cong chua xe snippets", "cong chua dien 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 chua 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 chua de snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( cong chua de snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cong chua de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.