Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"duc hai sam snippets" » "cuc hai sam snippets", "duc dai sam snippets", "duc hau sam snippets", "duc hai nam snippets", "duc hai san snippets", "duc hai pham snippets", "duc hai sam 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 hai sam snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( duc hai sam snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("duc hai sam snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.