Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"cong cac don snippets" » "cong cac code snippets", "cuong cac don snippets", "cong tac don snippets", "cong cau don snippets", "cong cac dan snippets", "cong cac mon snippets", "cong cac doanh 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 ("cong cac don snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"python using java snippets\") OR (\"cong cac don snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( python using java snippets ) OR ( cong cac don snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("python using java snippets") OR ("cong cac don snippets"))) OR ("locating bug core snippets"))*.