Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"gio phuc hon snippets" » "gioi thuc hon snippets", "do phuc hon snippets", "gio hoc hon snippets", "gio phuc hoi snippets", "gio phuc hoa snippets", "gio phuc hoc 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: (((("gio phuc hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("gio phuc hon snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( gio phuc hon snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("gio phuc hon snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.