Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"toan day cho snippets" » "toan dam cho snippets", "toan dai cho snippets", "toan may cho snippets", "toan dac cho snippets", "toan danh 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: (((("toan day 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: (((("toan day cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( toan day cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("toan day cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.