Perhaps you should try some spelling variations:
"vi trung dao snippets" » "vi truong dao snippets", "vi trung dai snippets", "vi trong dao snippets", "va trung dao snippets", "viet trung dao snippets", "vien trung dao snippets", "vi trung dao 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: (((("vi trung dao snippets") or ("using raw java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("vi trung dao snippets") OR ("using raw java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( vi trung dao snippets ) or ( using raw java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("vi trung dao snippets") or ("using raw java snippets"))) or ("locating bug code snippets"))*.