Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van co anh slippers" » "van cho anh slippers", "ban co anh slippers", "san co anh slippers", "van cao anh slippers", "van co hanh slippers", "van do anh slippers", "van co anh slippery", "van co anh 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: (((("van co anh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van co anh slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van co anh slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van co anh slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.