Perhaps you should try some spelling variations:
"trinh do code snippets" » "trinh ky code snippets", "trinh do core snippets"
"trong cac che snippets" » "trong cac he snippets", "trong cac chien snippets", "trong cac chat snippets"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code 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: (((("trinh do code snippets") OR ("trong cac che snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( trinh do code snippets ) or ( trong cac che snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("trinh do code snippets") or ("trong cac che snippets"))) or ("locating bug code snippets"))*.