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