Perhaps you should try some spelling variations:
"rong thanh java snippets" » "rong thanh va snippets", "rong trinh java snippets", "rong think java snippets", "dong thanh java snippets", "cong thanh java snippets", "truong thanh java snippets", "rong thanh java slippers"
"using a code snippets" » "using a core snippets", "using a code slippers"
"locating bug code snippets" » "locating bug core snippets", "locating bug code slippers", "locating bung code snippets", "locating bugs code 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 a code snippets") or ("rong thanh java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using a code snippets") OR ("rong thanh java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using a code snippets ) or ( rong thanh java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using a code snippets") or ("rong thanh java snippets"))) or ("locating bug code snippets"))*.