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