Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using sat snippets" » "python using data snippets", "python using a snippets", "python using raw snippets"
"van cao duc snippets" » "van dao duc snippets", "van bao duc snippets", "van cau duc snippets", "van cao suc snippets", "van giao duc snippets"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using sat snippets") OR ("van cao duc snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using sat snippets ) or ( van cao duc snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using sat snippets") or ("van cao duc snippets"))) or ("locating bug core snippets"))*.