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