Perhaps you should try some spelling variations:
"thanh toan minh snippets" » "thanh hoa minh snippets", "thanh san minh snippets", "tinh toan minh snippets", "thanh tran minh snippets", "thanh toan kinh snippets", "thanh tuan minh snippets", "thanh toan minh 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: (((("thanh toan minh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("thanh toan minh snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thanh toan minh snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thanh toan minh snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.