Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doc sach dan slippers" » "hoc sach dan slippers", "toc sach dan slippers", "nuoc sach dan slippers", "doc sach danh slippers", "doc sach dao slippers", "doc sach dat slippers", "doc sach dan slippery", "doc sach dan 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: (((("doc sach dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("doc sach dan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doc sach dan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doc sach dan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.