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