Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phi dai danh slippers" » "phi dai dang slippers", "phi dao danh slippers", "phi day danh slippers", "thi dai danh slippers", "phi tai danh slippers", "khi dai danh slippers", "phi dai danh slippery", "phi dai danh 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 dai danh 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 dai danh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phi dai danh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phi dai danh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.