Perhaps you should try some spelling variations:
"python using raw snippets" » "python using real snippets", "python using a snippets", "python using low snippets", "python using raw slippers"
"dung hoc code snippets" » "dong hoc code snippets", "dung thuoc code snippets", "trung hoc code snippets", "dung hoc co snippets", "dung hoc cong snippets", "dung hoc de snippets", "dung hoc code 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 raw snippets") or ("dung hoc code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using raw snippets") OR ("dung hoc code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( python using raw snippets ) or ( dung hoc code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using raw snippets") or ("dung hoc code snippets"))) or ("locating bug code snippets"))*.