Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"xac cua dang slippers" » "xac cua cong slippers", "xac cua ban slippers", "tac cua dang slippers", "cac cua dang slippers", "sac cua dang slippers", "xac cua dang slippery", "xac cua dang 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: (((("xac cua dang slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("xac cua dang slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( xac cua dang slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("xac cua dang slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.