Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"ban dan duy snippets" » "ban hang duy snippets", "ban hanh duy snippets", "ban quan duy snippets", "ban van duy snippets", "ban dan quy snippets", "ban dao duy 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 ("ban dan duy snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( ban dan duy snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("ban dan duy snippets"))) or ("locating bug core snippets"))*.