Perhaps you should try some spelling variations:
"locating bung code snippets" » "locating bug code snippets"
"using java code snippets" » "using data code snippets"
"tran manh cho snippets" » "tran minh cho snippets", "tran thanh cho snippets", "tran van cho snippets", "tran danh cho snippets", "tran manh ho snippets", "tran anh cho 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 ("tran manh cho snippets"))) or ("locating bung code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("tran manh cho snippets"))) OR ("locating bung code snippets")).
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( tran manh cho snippets ))) or ( locating bung code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("tran manh cho snippets"))) or ("locating bung code snippets"))*.