Perhaps you should try some spelling variations:
"tung dan tu snippets" » "dung dan tu snippets", "huong dan tu snippets", "trung dai tu snippets", "tung danh tu snippets", "tung dan su snippets", "tung ban tu snippets", "tung dan tu slippers"
"dung vbugs code snippets" » "dung vbugs code slippers", "dung vbungs code snippets", "dung vbugss code snippets"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung vbugs code snippets") or ("tung dan tu snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung vbugs code snippets") OR ("tung dan tu snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung vbugs code snippets ) or ( tung dan tu snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung vbugs code snippets") or ("tung dan tu snippets"))) or ("locating bug code snippets"))*.