Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"duc dan ta snippets" » "duoc dan ta snippets", "duc tan ta snippets", "duc dai ta snippets", "duc dan tay snippets", "duc dan tai snippets", "duc dan tra snippets", "duc dan ta 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: (((("duc dan ta snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( duc dan ta snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("duc dan ta snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.