Perhaps you should try some spelling variations:
"va luong thuc snippets" » "va thuong thuc snippets", "va phuong thuc snippets", "va luong thi snippets", "van luong thuc snippets", "va tuong thuc snippets", "va huong thuc snippets", "va luong thuc slippers"
"using data java snippets" » "using java java snippets", "using sat java snippets", "missing data java snippets", "using data 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: (((("va luong thuc snippets") or ("using data java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("va luong thuc snippets") OR ("using data java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( va luong thuc snippets ) or ( using data java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("va luong thuc snippets") or ("using data java snippets"))) or ("locating bug code snippets"))*.