Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gian dac chi snippets" » "gian dan chi snippets", "gian cac chi snippets", "giang day chi snippets", "gian dac cho snippets", "gian dau chi snippets", "gian dich chi 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 dac chi 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 dac chi snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian dac chi snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian dac chi snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.