Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gian anh co snippets" » "gia anh co snippets", "gian thanh co snippets", "gian quanh co snippets", "gian anh so snippets", "gian danh cho snippets", "gian nganh co 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: (((("gian anh co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gian anh co snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian anh co snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian anh co snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.