Perhaps you should try some spelling variations:
"using data thu snippets" » "using java thu snippets", "using sat thu snippets", "missing data thu snippets", "using dat thu snippets", "using dai thu snippets", "using dan thu snippets", "using data thu slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core 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 data thu snippets\") OR (\"dung java java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( using data thu snippets ) OR ( dung java java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("using data thu snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets"))*.