Perhaps you should try some spelling variations:
"using java cho snippets" » "using data cho snippets", "using java can snippets", "using java how snippets", "using va cho snippets"
"cuong dung cong snippets" » "tuong duong cong snippets", "ung dung cong snippets", "thong dung cong snippets", "cuong dung trong snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core 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 cho snippets") or ("cuong dung cong snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java cho snippets") OR ("cuong dung cong snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using java cho snippets ) or ( cuong dung cong snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java cho snippets") or ("cuong dung cong snippets"))) or ("locating bug code snippets"))*.