Perhaps you should try some spelling variations:
"dung nhanh thi snippets" » "dung nhan thi snippets", "vung nhanh thi snippets", "dung thanh thi snippets", "dung nhanh thai snippets", "dung nhanh thuc snippets", "dung nhan tai snippets", "dung nhanh thi slippers"
"using a code snippets" » "using a core snippets", "using a code slippers"
"locating bug code snippets" » "locating bug core 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: "((((\"using a code snippets\") OR (\"dung nhanh thi snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( using a code snippets ) OR ( dung nhanh thi snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using a code snippets") OR ("dung nhanh thi snippets"))) OR ("locating bug code snippets"))*.