Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gian don cay snippets" » "gian dan cay snippets", "giang son cay snippets", "gian dien cay snippets", "gian doi cay snippets", "gian don bay snippets", "gian don ca 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 don cay 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 don cay snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian don cay snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian don cay snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.