Perhaps you should try some spelling variations:
"cong thuong code snippets" » "cong thuong con snippets", "cong thuong de snippets", "cong thuong nobel snippets", "hang thuong code snippets", "cong thuong code slippers"
"using java tu snippets" » "using data tu snippets", "using java tu slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs 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 tu snippets") or ("cong thuong code snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using java tu snippets") OR ("cong thuong code snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using java tu snippets ) or ( cong thuong code snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using java tu snippets") or ("cong thuong code snippets"))) or ("locating bug code snippets"))*.