Perhaps you should try some spelling variations:
"locating bung code snippets" » "locating bug code snippets"
"using java core snippets" » "using data core snippets"
"dung mot duan snippets" » "dung mo duan snippets", "dung co duan snippets", "dung dat duan snippets", "dung mot luan snippets", "dung mot quan snippets", "dung mot doanh 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 java core snippets") or ("dung mot duan snippets"))) or ("locating bung code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java core snippets") OR ("dung mot duan snippets"))) OR ("locating bung code snippets")).
• Removing quotes may allow a broader search: (((( using java core snippets ) or ( dung mot duan snippets ))) or ( locating bung code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java core snippets") or ("dung mot duan snippets"))) or ("locating bung code snippets"))*.