Perhaps you should try some spelling variations:
"cam hung van snippets" » "cac chung van snippets", "cam nang van snippets", "van hung van snippets", "cam phung van snippets", "cam nhung van snippets", "cam dung van snippets", "cam hung 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: (((("cam hung 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: (((("cam hung van snippets") OR ("using low java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( cam hung van snippets ) or ( using low java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("cam hung van snippets") or ("using low java snippets"))) or ("locating bug code snippets"))*.