Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dan think java snippets" » "dan trinh java snippets", "dan thi java snippets", "van thinh java snippets", "dan than java snippets"
"dung cho con snippets" » "dung cho cong snippets", "dung cho lon snippets", "dung cho can snippets"

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

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