Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"using java java snippets" » "using data java snippets"
"phan dinh data snippets" » "phan tich data snippets", "xuan dinh data snippets", "tran dinh data snippets", "phan dinh dat snippets", "phan dinh dang snippets", "phan dinh dao snippets"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("phan dinh data snippets") or ("using java java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("phan dinh data snippets") OR ("using java java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( phan dinh data snippets ) or ( using java java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("phan dinh data snippets") or ("using java java snippets"))) or ("locating bug core snippets"))*.