Perhaps you should try some spelling variations:
"thanh tai code snippets" » "thanh hai code snippets", "thanh toan code snippets", "doanh tai code snippets", "thanh tai cong snippets", "thanh tai co snippets", "thanh tai hoe snippets", "thanh tai code 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"

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 tai code 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 tai code snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( thanh tai code snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("thanh tai code snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.