Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"
"den dung va snippets" » "dan dung va snippets", "den vung va snippets", "den dong va snippets"

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

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