Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"van danh ap snippets" » "van doanh ap snippets", "van anh ap snippets", "van hanh ap snippets", "van dan ap snippets", "van danh phap snippets", "van danh bat snippets", "van danh ap 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.

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