Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"danh ca hoi snippets" » "danh ca code snippets", "dan ca hoi snippets", "doanh cua hoi snippets", "danh cho hoi snippets", "danh cau hoi snippets", "danh cua hoi snippets", "danh xa hoi snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing 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 ca hoi snippets") OR ("python using data snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"danh ca hoi snippets\") OR (\"python using data snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( danh ca hoi snippets ) OR ( python using data snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("danh ca hoi snippets") OR ("python using data snippets"))) OR ("locating bug core snippets"))*.