Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"day du phan slippers" » "day duc phan slippers", "day duy phan slippers", "day d phan slippers", "day du phan slippery", "day du phan 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 du phan 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 du phan slippers") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( day du phan slippers ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("day du phan slippers") or ("python using java snippets"))) or ("locating bug code snippets"))*.