Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"san do van snippets" » "ban do van snippets", "san co van snippets", "van do van snippets", "san dao van snippets", "san vo van snippets", "san so van 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: (((("san do van snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( san do van snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("san do van snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.