Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"cao van c1 snippets" » "cac van c1 snippets", "dao van c1 snippets", "cao dang c1 snippets", "cao van ca snippets", "cao van co snippets", "cao van cu 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 ("cao van c1 snippets"))) OR ("locating bugs code snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( cao van c1 snippets ))) or ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("cao van c1 snippets"))) or ("locating bugs code snippets"))*.