Perhaps you should try some spelling variations:
"van huong tran snippets" » "van huong dan snippets", "van quang tran snippets", "van chuong trinh snippets", "van chuong tran snippets", "van phuong tran snippets", "ban huong tran snippets", "van huong tran slippers"
"using java java snippets" » "using data java snippets", "using java 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: (((("van huong tran snippets") or ("using java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("van huong tran snippets") OR ("using java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( van huong tran snippets ) or ( using java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("van huong tran snippets") or ("using java java snippets"))) or ("locating bug code snippets"))*.