Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using raw snippets" » "python using real snippets", "python using a snippets", "python using low snippets"
"do thu nhan snippets" » "do thu nhap snippets", "do thu nhat snippets", "do thu ngan snippets", "do thuc nhan snippets", "doi thu nhan snippets", "do thuy nhan 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 raw snippets") OR ("do thu nhan snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using raw snippets ) or ( do thu nhan snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using raw snippets") or ("do thu nhan snippets"))) or ("locating bug core snippets"))*.