Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"doc cuu nhan slippers" » "doc cu nhan slippers", "doc cua nhan slippers", "doc cuu thanh slippers", "doc cuoc nhan slippers", "doc cuu nhan slippery", "doc cuu nhan 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 cuu nhan 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 cuu nhan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( doc cuu nhan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("doc cuu nhan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.