Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"day cu danh snippets" » "day cum danh snippets", "day cau danh snippets", "day cuu danh snippets", "day cua danh snippets", "day chu danh snippets", "day du danh snippets", "day cu danh slippers"
"locating bug code snippets" » "locating bug code slippers", "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: (((("day cu danh snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( day cu danh snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("day cu danh snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.