Perhaps you should try some spelling variations:
"dung cacuc code snippets" » "dung cac code snippets", "dung cau code snippets", "dung cacuc core snippets"
"dung cho cau snippets" » "dung cho cac snippets", "dung co cau snippets", "dung cho chu snippets"
"locating bug code snippets" » "locating bug core snippets", "locating bung code snippets", "locating bugs code snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("dung cacuc code snippets") or ("dung cho cau snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung cacuc code snippets") OR ("dung cho cau snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( dung cacuc code snippets ) or ( dung cho cau snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung cacuc code snippets") or ("dung cho cau snippets"))) or ("locating bug code snippets"))*.