Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"trinh van do snippets" » "trinh van code snippets", "trinh han do snippets", "trinh quan do snippets", "trinh toan do snippets", "trinh van dao snippets", "trinh van de snippets", "trinh van du snippets"
"python using java snippets" » "python using data snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("python using java snippets") or ("trinh van do snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("python using java snippets") OR ("trinh van do snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( trinh van do snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("trinh van do snippets"))) or ("locating bug core snippets"))*.