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