Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"dung toan duc snippets" » "dung doanh duc snippets", "dung thang duc snippets", "dung thanh duc snippets", "dung tran duc snippets", "dung toan du snippets", "dung ton duc snippets"
"dung java java slippers" » "dung va java slippers", "dung java java slippery", "dung java java grippers"

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