Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"khoa da su snippets" » "khoa ma su snippets", "khoa dr su snippets", "khoa de su snippets", "khoa dan su snippets", "khoa dat su snippets", "khoa va su snippets", "khoa da su slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khoa da su snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( khoa da su snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("khoa da su snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.