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

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