Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"duc thinh java snippets" » "duc trinh java snippets", "duc think java snippets", "duc thanh java snippets", "quoc thinh java snippets", "duc minh java snippets"
"using data java snippets" » "using java java snippets", "using sat java snippets", "missing data java 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: (((("duc thinh java snippets") or ("using data java snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("duc thinh java snippets") OR ("using data java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( duc thinh java snippets ) or ( using data java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("duc thinh java snippets") or ("using data java snippets"))) or ("locating bug core snippets"))*.