Perhaps you should try some spelling variations:
"hai thuong duoc snippets" » "hai trong duoc snippets", "hai thuong dung snippets", "hai thuong hoc snippets", "hoai thuong duoc snippets", "khai thuong duoc snippets", "han thuong duoc snippets", "hai thuong duoc 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: (((("using low java snippets") or ("hai thuong duoc snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("using low java snippets") OR ("hai thuong duoc snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( using low java snippets ) or ( hai thuong duoc snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("using low java snippets") or ("hai thuong duoc snippets"))) or ("locating bug code snippets"))*.