Perhaps you should try some spelling variations:
"vi trung phan snippets" » "vi trung thanh snippets", "vi trung ha snippets", "vi dung phan snippets", "va trung phan snippets", "viet trung phan snippets", "vien trung phan snippets", "vi trung phan slippers"
"using java java snippets" » "using data java snippets", "using java 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: (((("vi trung phan snippets") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vi trung phan snippets") OR ("using java java snippets"))) OR ("locating bug code snippets"))*.
• Removing quotes may allow a broader search: (((( vi trung phan snippets ) or ( using java java snippets ))) or ( locating bug code snippets ))*.