Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"ngoc toan tap snippets" » "ngoc tuan tap snippets", "ngoc tan tap snippets", "ngoc thanh tap snippets", "ngoc toan ban snippets", "ngoc toan tap slippers"
"python using a snippets" » "python using a 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: "((((\"ngoc toan tap snippets\") OR (\"python using a snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( ngoc toan tap snippets ) OR ( python using a snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("ngoc toan tap snippets") OR ("python using a snippets"))) OR ("locating bugs code snippets"))*.