Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi thi nhap slippers" » "phi thu nhap slippers", "phi thi phap slippers", "phi thi chap slippers", "phi tai nhap slippers", "chi thi nhap slippers", "phi phi nhap slippers", "phi thi nhap slippery", "phi thi nhap 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: (((("phi thi nhap slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phi thi nhap slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi thi nhap slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi thi nhap slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.