Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"anh luat hon snippets" » "hanh luat hon snippets", "nganh luat hon snippets", "hinh luat hon snippets", "anh luat hoi snippets", "anh luat hop snippets", "anh luat huong 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 luat hon 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 luat hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh luat hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh luat hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.