Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"trinh va dan slippers" » "trinh van dan slippers", "trinh vat dan slippers", "trinh ve dan slippers", "trinh ca dan slippers", "trinh va dao slippers", "trinh va dau slippers", "trinh va dan slippery", "trinh va 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 va 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 va dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh va dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh va dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.