Perhaps you should try some spelling variations:
"yong chuong my snippets" » "thong chuong my snippets", "trong chuong my snippets", "cong thuong my snippets", "yong chong my snippets", "yong cuong ma snippets"
"using java code snippets" » "using data code snippets"
"locating bug core snippets" » "locating bug code snippets"

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 ("yong chuong my snippets"))) or ("locating bug core snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java code snippets") OR ("yong chuong my snippets"))) OR ("locating bug core snippets")).
• Removing quotes may allow a broader search: (((( using java code snippets ) or ( yong chuong my snippets ))) or ( locating bug core snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java code snippets") or ("yong chuong my snippets"))) or ("locating bug core snippets"))*.