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