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