Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"
"chi luc luan snippets" » "chi ly luan snippets", "chi tu luan snippets", "chi cuc luan snippets", "chi loc luan snippets", "chi duoc luan 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 data snippets") OR ("chi luc luan snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"python using data snippets\") OR (\"chi luc luan snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( python using data snippets ) OR ( chi luc luan snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using data snippets") OR ("chi luc luan snippets"))) OR ("locating bug core snippets"))*.