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