Perhaps you should try some spelling variations:
"hanh tran quoc snippets" » "hanh trang quoc snippets", "thanh tran quoc snippets", "hanh tram quoc snippets", "hanh trung quoc snippets", "hanh han quoc snippets", "hanh tran duc snippets", "hanh tran quoc slippers"
"dung java java snippets" » "dung va java snippets", "dung java java slippers"
"locating bug code snippets" » "locating bug code slippers", "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("hanh tran quoc snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("hanh tran quoc snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh tran quoc snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh tran quoc snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.