Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"thuc tin cho snippets" » "thuc tien cho snippets", "thu tin cho snippets", "thuc hien cho snippets", "thuc tinh cho snippets", "thuc tin co snippets", "thuc ton cho 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 tin cho 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 tin cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thuc tin cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thuc tin cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.