Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"day tran thi slippers" » "dang tran thi slippers", "day trong thi slippers", "dao trang thi slippers", "day tran thi slippery", "day tran thi 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: (((("day tran thi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("day tran thi slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( day tran thi slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("day tran thi slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.