Perhaps you should try some spelling variations:
"viet thong qua snippets" » "vien thong qua snippets", "viet huong qua snippets", "viet trung qua snippets", "viet thong quan snippets", "viet thong cua snippets", "viet thong tu snippets", "viet thong qua slippers"
"using raw java snippets" » "using real java snippets", "using a java snippets", "using low java snippets", "using raw java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("viet thong qua snippets") or ("using raw java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("viet thong qua snippets") OR ("using raw java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( viet thong qua snippets ) or ( using raw java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("viet thong qua snippets") or ("using raw java snippets"))) or ("locating bug code snippets"))*.