Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"van phuc ve snippets" » "van phuoc ve snippets", "van phu ve snippets", "van khuc ve snippets", "van phuc vu snippets", "van thuc ve snippets", "van phuc va snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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 ("van phuc ve snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( van phuc ve snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("van phuc ve snippets"))) or ("locating bug code snippets"))*.