Perhaps you should try some spelling variations:
"using java java snippets" » "using data java snippets", "using java java slippers"
"danh kien va snippets" » "dinh kien va snippets", "danh viet va snippets", "linh kien va snippets", "danh khien va snippets", "danh kien van snippets", "danh dien va snippets", "danh kien va 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: (((("danh kien va snippets") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("danh kien va snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( danh kien va snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("danh kien va snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.