Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"trinh van a snippets" » "trinh han a snippets", "trinh quan a snippets", "trinh toan a snippets", "trinh van ha snippets", "trinh van ai snippets", "trinh van ba 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 java snippets") OR ("trinh van a snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( trinh van a snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("trinh van a snippets"))) or ("locating bug core snippets"))*.