Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gian huy can snippets" » "gian hue can snippets", "gian quy can snippets", "gian huyen can snippets", "gian duy can snippets", "gian thuy canh snippets", "gian huy tran 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 huy can 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 huy can snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian huy can snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian huy can snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.