Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets"
"python using data snippets" » "python using java snippets", "python using sat snippets", "python missing data snippets"
"dan tu hon snippets" » "danh tu hon snippets", "dan su hon snippets", "ban tu hon snippets", "dan tu chon snippets", "dan tuc hon snippets", "dan tu hoc snippets"

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: "((((\"dan tu hon snippets\") OR (\"python using data snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( dan tu hon snippets ) OR ( python using data snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("dan tu hon snippets") OR ("python using data snippets"))) OR ("locating bugs code snippets"))*.