Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"anh nghe te snippets" » "lang nghe te snippets", "nang nghe te snippets", "van nghe te snippets", "anh nghe tu snippets", "anh nghe theu snippets", "anh nghiem te 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 nghe te 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 nghe te snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( anh nghe te snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("anh nghe te snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.