Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gian dien do snippets" » "gian viet do snippets", "gian dan do snippets", "toan dien do snippets", "gian bien do snippets", "gian dien da snippets", "gian den do 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 dien do 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 dien do snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gian dien do snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gian dien do snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.