Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"tranh luan day snippets" » "trinh luan day snippets", "trinh luat day snippets", "doanh luan day snippets", "tranh luan dac snippets", "tranh luan xay snippets", "tranh luat day snippets", "tranh luan day slippers"
"dung java java snippets" » "dung va java snippets", "dung java java 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: (((("tranh luan day snippets") or ("dung java java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tranh luan day snippets") OR ("dung java java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( tranh luan day snippets ) or ( dung java java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tranh luan day snippets") or ("dung java java snippets"))) or ("locating bugs code snippets"))*.