Perhaps you should try some spelling variations:
"trinh dan va snippets" » "trinh han va snippets", "trinh van va snippets", "trinh san va snippets", "trinh doan va snippets", "trinh dan ca snippets", "trinh ban va snippets", "trinh dan va 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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"trinh dan va snippets\") OR (\"dung dat code snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( trinh dan va snippets ) OR ( dung dat code snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("trinh dan va snippets") OR ("dung dat code snippets"))) OR ("locating bug code snippets"))*.