Perhaps you should try some spelling variations:
"chien trinh va snippets" » "chien tranh va snippets", "tien trinh va snippets", "chieu tinh va snippets", "chien trinh van snippets", "chien trinh vat snippets", "chien trinh ve snippets", "chien trinh va slippers"
"using real java snippets" » "using metal java snippets", "using raw java snippets", "using real 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: (((("chien trinh va snippets") or ("using real java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("chien trinh va snippets") OR ("using real java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( chien trinh va snippets ) or ( using real java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("chien trinh va snippets") or ("using real java snippets"))) or ("locating bug code snippets"))*.