Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets", "python using java slippers"
"vien tu lua snippets" » "vien tue lua snippets", "vien thu lua snippets", "dien tu lua snippets", "vien tu luan snippets", "vien tu luat snippets", "vien tu cua snippets", "vien tu lua 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: "((((\"vien tu lua snippets\") OR (\"python using java snippets\"))) OR (\"locating bug code snippets\"))~".
• Removing quotes may allow a broader search: (((( vien tu lua snippets ) OR ( python using java snippets ))) OR ( locating bug code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("vien tu lua snippets") OR ("python using java snippets"))) OR ("locating bug code snippets"))*.