Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"son dung he snippets" » "son dung code snippets", "son duong he snippets", "so dung he snippets", "son tung he snippets", "son dung cho snippets"
"python using sat snippets" » "python using data snippets", "python using a snippets", "python using raw 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: (((("son dung he snippets") OR ("python using sat snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( son dung he snippets ) or ( python using sat snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("son dung he snippets") or ("python using sat snippets"))) or ("locating bug core snippets"))*.