Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"van than java snippets" » "van think java snippets", "van than va snippets", "van thanh java snippets", "van thang java snippets", "van tuan java snippets", "van than java slippers"
"dung cac code snippets" » "luong cac code snippets", "dung cho code snippets", "dung tai code snippets", "dung cac cong snippets", "dung cac co snippets", "dung cac che snippets", "dung cac code slippers"

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: (((("dung cac code snippets") or ("van than java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("dung cac code snippets") OR ("van than java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( dung cac code snippets ) or ( van than java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("dung cac code snippets") or ("van than java snippets"))) or ("locating bugs code snippets"))*.