Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"anh bai cho snippets" » "sach bai cho snippets", "danh bat cho snippets", "hinh bai cho snippets", "anh bai choi snippets", "anh lai cho snippets", "anh mai 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: (((("anh bai 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: (((("anh bai cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh bai cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh bai cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.