Perhaps you should try some spelling variations:
"trong chan theo snippets" » "trong chuan theo snippets", "trong cham theo snippets", "trong can theo snippets", "trong cau theo snippets", "trong hanh theo snippets", "trong pham theo snippets", "trong chan theo 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: (((("trong chan theo snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("trong chan theo snippets") OR ("dung java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( trong chan theo snippets ) or ( dung java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("trong chan theo snippets") or ("dung java java snippets"))) or ("locating bug code snippets"))*.