Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"vung duoc do snippets" » "vung duoc code snippets", "cung duoc do snippets", "vung doc do snippets", "trung duoc do snippets", "vung duoc dao snippets", "vung duoc co snippets", "vung duoc vo 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 ("vung duoc 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 ("vung duoc do snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( python using java snippets ) or ( vung duoc do snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") or ("vung duoc do snippets"))) or ("locating bug core snippets"))*.