Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"ca hoat doi snippets" » "ca hoa doi snippets", "ca hat doi snippets", "ca hoat dong snippets", "cao hoat doi snippets", "cac hoat doi snippets", "va hoat doi 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 ("ca hoat doi snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( ca hoat doi snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("ca hoat doi snippets"))) or ("locating bug code snippets"))*.