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