Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"va trung tran snippets" » "va trung tuan snippets", "va trung thanh snippets", "va trung tam snippets", "ba trung tran snippets", "ha trung tran snippets", "va thuong tran snippets"
"using java java snippets" » "using data java snippets"

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

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