Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using java snippets" » "python using data snippets"
"dung tri vu snippets" » "dung tai vu snippets", "dung tren vu snippets", "nhung tri vu snippets", "dung tri va snippets", "dung thi vu snippets", "dung tri du 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 ("dung tri vu snippets"))) OR ("locating bug core snippets"))~.
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( dung tri vu snippets ))) or ( locating bug core snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("dung tri vu snippets"))) or ("locating bug core snippets"))*.