Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"dau benh cho snippets" » "sau benh cho snippets", "mau benh cho snippets", "phau benh cho snippets", "dau benh kho snippets", "dau benh co snippets", "dau benh chua 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: (((("dau benh cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dau benh cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dau benh cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dau benh cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.