Perhaps you should try some spelling variations:
"cong chi code snippets" » "cong khi code snippets", "cong cho code snippets", "con chi code snippets", "cong cfd code snippets", "cong chi con snippets", "cong chi cong snippets", "cong chi code slippers"
"dung cho code snippets" » "dung cho cong snippets", "dung cfd code snippets", "dung cho con snippets", "dung cho 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: "((((\"cong chi code snippets\") OR (\"dung cho code snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( cong chi code snippets ) OR ( dung cho code snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("cong chi code snippets") OR ("dung cho code snippets"))) OR ("locating bug code snippets"))*.