Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gian xa hoa snippets" » "gian xu hoa snippets", "gian ha hoa snippets", "gian dan hoa snippets", "gian xa khoa snippets", "gian xa hoi snippets", "gian ma hoa 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 xa hoa 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 xa hoa snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian xa hoa snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian xa hoa snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.