Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"danh nam dat slippers" » "dan nam dat slippers", "dinh nam dat slippers", "dang nam dat slippers", "danh nam dan slippers", "danh nam da slippers", "danh nam dao slippers", "danh nam dat slippery", "danh nam dat 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 nam dat 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 nam dat slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( danh nam dat slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("danh nam dat slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.