Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"quoc ve lua slippers" » "quoc te lua slippers", "nuoc ve lua slippers", "quoc va lua slippers", "quoc ve luat slippers", "quoc ve mua slippers", "quoc ve cua slippers", "quoc ve lua slippery", "quoc ve 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: (((("quoc ve lua slippers") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( quoc ve lua slippers ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("quoc ve lua slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.