Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"danh doi hoi snippets" » "danh doi code snippets", "danh di hoi snippets", "thanh doi hoi snippets", "dung doi hoi snippets", "danh doi thoi snippets", "danh doi voi snippets", "danh doi moi 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: (((("danh doi hoi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("danh doi hoi snippets") OR ("python using java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( danh doi hoi snippets ) or ( python using java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("danh doi hoi snippets") or ("python using java snippets"))) or ("locating bug core snippets"))*.