Perhaps you should try some spelling variations:
"ngu java java snippets" » "ngu va java snippets", "ngu java java slippers"
"tuan anh va snippets" » "tuan hanh va snippets", "quan anh va snippets", "tran anh va snippets", "luan anh va snippets", "tuan anh va 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: (((("tuan anh va snippets") or ("ngu java java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tuan anh va snippets") OR ("ngu java java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tuan anh va snippets ) or ( ngu java java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tuan anh va snippets") or ("ngu java java snippets"))) or ("locating bug code snippets"))*.