Perhaps you should try some spelling variations:
"hanh pham trong snippets" » "hanh pham thuong snippets", "hanh pham cong snippets", "hanh nam trong snippets", "thanh pham trong snippets", "khanh pham trong snippets", "hang pham trong snippets", "hanh pham trong 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 pham trong 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 pham trong snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( hanh pham trong snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("hanh pham trong snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.