Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"chu cua lua snippets" » "chuc cua lua snippets", "hu cua lua snippets", "chi cua lua snippets", "chu cua luat snippets", "chu ca lua snippets", "chu cua rua snippets", "chu cua lua slippers"
"locating bug code snippets" » "locating bug code slippers", "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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"chu cua lua snippets\") OR (\"python using java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( chu cua lua snippets ) OR ( python using java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("chu cua lua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))*.