Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using a case snippets" » "using a code snippets"
"dung using data snippets" » "dung ung data snippets", "dung sinh data snippets", "dung uong data snippets", "dung using java snippets", "dung using sat snippets", "dung missing data snippets"

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

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