Perhaps you should try some spelling variations:
"locating bug core snippets" » "locating bug code snippets"
"tao thiet java snippets" » "tao think java snippets", "tai thiet java snippets", "tay thiet java snippets", "toan thiet 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: (((("tao thiet 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: (((("tao thiet java snippets") OR ("using data java snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( tao thiet java snippets ) or ( using data java snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tao thiet java snippets") or ("using data java snippets"))) or ("locating bug core snippets"))*.