Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc nha chu snippets" » "thuc nhan chu snippets", "thuc ha chu snippets", "thuy nha chu snippets", "thuc nha cu snippets", "thuc nha chung snippets", "thuc nhan chua snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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 nha chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thuc nha chu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc nha chu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc nha chu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.