Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trinh su dan slippers" » "trinh tu dan slippers", "trinh san dan slippers", "trinh cau dan slippers", "trinh su dang slippers", "trinh cu dan slippers", "trinh so dan slippers", "trinh su dan slippery", "trinh su dan grippers"
"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: (((("trinh su dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh su dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh su dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh su dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.