Perhaps you should try some spelling variations:
"duoc luat code snippets" » "duoc luat cong snippets", "duoc luat de snippets", "duc luat code snippets", "duoc luan code snippets", "nuoc luat code snippets", "duoc luat code slippers"
"python using a snippets" » "python using a slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using a snippets") or ("duoc luat code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using a snippets") OR ("duoc luat code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using a snippets ) or ( duoc luat code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using a snippets") or ("duoc luat code snippets"))) or ("locating bug code snippets"))*.