Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"lan danh tu slippers" » "luan danh tu slippers", "lan anh tu slippers", "van danh tu slippers", "lan hanh tu slippers", "lan doanh thu slippers", "lan danh tu slippery", "lan danh tu 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.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("lan danh tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("lan danh tu slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( lan danh tu slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("lan danh tu slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.