Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"khi hoc lua slippers" » "khi hoi lua slippers", "khien hoc lua slippers", "khoa hoc lua slippers", "khi hoc luan slippers", "khi hoc luat slippers", "khi hoc cua slippers", "khi hoc lua slippery", "khi hoc lua grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khi hoc lua slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( khi hoc lua slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("khi hoc lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.