Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"python using java snippets" » "python using data snippets", "python using java slippers"
"co don duc snippets" » "co do duc snippets", "co ton duc snippets", "co duong duc snippets", "co dong duc snippets", "co dan duc snippets", "co dot duc snippets", "co don duc slippers"

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"co don duc snippets\") OR (\"python using java snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( co don duc snippets ) OR ( python using java snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("co don duc snippets") OR ("python using java snippets"))) OR ("locating bugs code snippets"))*.