Perhaps you should try some spelling variations:
"trinh phan ngoc snippets" » "trinh han ngoc snippets", "trinh quan ngoc snippets", "thanh phan ngoc snippets", "trinh pham ngoc snippets", "trinh tran ngoc snippets", "trinh van ngoc snippets", "trinh phan ngoc slippers"
"dung dat code snippets" » "dung va code snippets", "dung tai code snippets", "dung rate code snippets", "dung dat de snippets", "dung dat code slippers"
"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: (((("trinh phan ngoc snippets") or ("dung dat code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trinh phan ngoc snippets") OR ("dung dat code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trinh phan ngoc snippets ) or ( dung dat code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trinh phan ngoc snippets") or ("dung dat code snippets"))) or ("locating bug code snippets"))*.