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