Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"pham bo dao snippets" » "pham bao dao snippets", "phan bo dao snippets", "pham ba dao snippets", "pham so dao snippets", "pham bo day 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: (((("pham bo dao snippets") OR ("python using java snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( pham bo dao snippets ) or ( python using java snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("pham bo dao snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.