Perhaps you should try some spelling variations:
"nganh che code snippets" » "nganh nghe code snippets", "nganh co code snippets", "hanh che code snippets", "nganh cfd code snippets", "nganh che cong snippets", "nganh che code 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"

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: "((((\"nganh che code snippets\") OR (\"dung java java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( nganh che code snippets ) OR ( dung java java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("nganh che code snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets"))*.