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