Perhaps you should try some spelling variations:
"hay nhung van snippets" » "tay nhung van snippets", "tham nhung van snippets", "thai nhung van snippets", "hay phung van snippets", "hay nhung bai snippets", "hay nhung cau snippets", "hay nhung van slippers"
"using low java snippets" » "using low 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: (((("hay nhung van snippets") or ("using low java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hay nhung van snippets") OR ("using low java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hay nhung van snippets ) or ( using low java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hay nhung van snippets") or ("using low java snippets"))) or ("locating bug code snippets"))*.