Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"thu dap lua snippets" » "thi dap lua snippets", "thu da lua snippets", "thu dac lua snippets", "thu dap luat snippets", "thu dan luan snippets", "thu dat luan snippets", "thu dap 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: "((((\"thu dap lua snippets\") OR (\"python using java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( thu dap lua snippets ) OR ( python using java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("thu dap lua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))*.