Perhaps you should try some spelling variations:
"locating bung code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"cong nhan doi snippets" » "cong nhat doi snippets", "cong thanh doi snippets", "cong san doi snippets", "cong nhan dai snippets", "cong nhan dot snippets", "cong nhan loai 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 code snippets") or ("cong nhan doi snippets"))) or ("locating bung code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("cong nhan doi snippets"))) OR ("locating bung code snippets")).
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( cong nhan doi snippets ))) or ( locating bung code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("cong nhan doi snippets"))) or ("locating bung code snippets"))*.