Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"hoc danh vu slippers" » "hoc dan vu slippers", "hoc anh vu slippers", "hoc hanh vu slippers", "hoc danh tu slippers", "hoc danh du slippers", "hoc danh vu slippery", "hoc danh vu 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 ("hoc danh vu slippers"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( hoc danh vu slippers ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("hoc danh vu slippers"))) or ("locating bug code snippets"))*.