Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"do voi dan snippets" » "do hoi dan snippets", "do voi can snippets", "do doi dan snippets", "doi voi dan snippets", "dao voi dan snippets", "do moi dan snippets", "do voi dan 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: (((("do voi dan snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))~.
• Removing quotes may allow a broader search: (((( do voi dan snippets ) or ( python using java snippets ))) or ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("do voi dan snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.