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"
"bac viet tin snippets" » "hoc viet tin snippets", "mai viet tin snippets", "dao viet tin snippets", "bac viet tien snippets", "bac viet trinh snippets", "bac viet tieng 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 ("bac viet tin snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using sat snippets ) or ( bac viet tin snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using sat snippets") or ("bac viet tin snippets"))) or ("locating bug core snippets"))*.