Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using java can snippets" » "using java code snippets", "using data can snippets"
"hai cong cac snippets" » "hai cong code snippets", "thai cong cac snippets", "tai cong cac snippets", "hai long cac snippets", "hai cuong cac snippets", "hai cong tac snippets", "hai cong cau snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("using java can snippets") OR ("hai cong cac snippets"))) OR ("locating bug core snippets"))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"using java can snippets\") OR (\"hai cong cac snippets\"))) OR (\"locating bug core snippets\"))".
• Removing quotes may allow a broader search: (((( using java can snippets ) OR ( hai cong cac snippets ))) OR ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java can snippets") OR ("hai cong cac snippets"))) OR ("locating bug core snippets"))*.