Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"thuc qua cua snippets" » "thuc qua code snippets", "thuc cua cua snippets", "thuc que cua snippets", "chuc quan cua snippets", "thuc quan cua snippets", "thuc quang cua snippets", "thuc qua quan 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: (((("thuc qua cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc qua cua snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( thuc qua cua snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc qua cua snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.