Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"viet a chu snippets" » "viet ha chu snippets", "viet ca chu snippets", "viet o chu snippets", "viet a chau snippets", "viet va chu snippets", "viet a chua 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: (((("viet a chu snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( viet a chu snippets ) or ( python using java snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("viet a chu snippets") or ("python using java snippets"))) or ("locating bugs code snippets"))*.