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