Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"khuc ca lua snippets" » "phuc ca lua snippets", "thuc cua lua snippets", "khuc hat lua snippets", "khuc cay lua snippets", "khuc ca cua snippets", "khuc ca dua snippets", "khuc ca 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: "((((\"khuc ca lua snippets\") OR (\"python using java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( khuc ca lua snippets ) OR ( python using java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("khuc ca lua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))*.