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"
"van chu duc snippets" » "van chi duc snippets", "van phu duc snippets", "van cau duc snippets", "van thu duc snippets", "van chua duoc snippets", "van cuu duoc snippets", "van chu duc 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.

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