Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"khoa than java slippers" » "khoa luan java slippers", "hoa thai java slippers", "hoa tan java slippers", "khoa think java slippers", "khoa than va slippers", "khoa than java slippery", "khoa than java grippers"
"dung java java snippets" » "dung va java 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: (((("khoa than java slippers") or ("dung java java snippets"))) or ("locating bugs code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("khoa than java slippers") OR ("dung java java snippets"))) OR ("locating bugs code snippets")).
• Removing quotes may allow a broader search: (((( khoa than java slippers ) or ( dung java java snippets ))) or ( locating bugs code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("khoa than java slippers") or ("dung java java snippets"))) or ("locating bugs code snippets"))*.