Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doc sach dat slippers" » "hoc sach dat slippers", "toc sach dat slippers", "nuoc sach dat slippers", "doc sach dao slippers", "doc sach danh slippers", "doc sach bai slippers", "doc sach dat slippery", "doc sach dat grippers"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

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 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: (((("doc sach dat slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doc sach dat slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doc sach dat slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.