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