Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"phan cua cu snippets" » "nhan cua cu snippets", "than cua cu snippets", "phat cua cu snippets", "phan cua chu snippets", "phan cua su snippets", "phan cua co snippets"
"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: (((("phan cua cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan cua cu snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( phan cua cu snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan cua cu snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.