Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"chi cua de snippets" » "chi cua code snippets", "chi cuc de snippets", "khi cua de snippets", "cuoi cua de snippets", "chi cua te snippets", "chi cua du snippets", "chi cua he 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: (((("chi cua 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: (((("chi cua de snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( chi cua de snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chi cua de snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.