Perhaps you should try some spelling variations:
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets", "python using data slippers"
"quan ca dua snippets" » "quan cua dua snippets", "quan cau dua snippets", "quan ha dua snippets", "quan cay dua snippets", "quan ca cua snippets", "quan ca da snippets", "quan ca dua 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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"quan ca dua snippets\") OR (\"python using data snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( quan ca dua snippets ) OR ( python using data snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("quan ca dua snippets") OR ("python using data snippets"))) OR ("locating bug code snippets"))*.