Perhaps you should try some spelling variations:
"locating bugs code snippets" » "locating bug code snippets", "locating bugs code slippers"
"cac dan trinh snippets" » "cac dan tinh snippets", "cac van trinh snippets", "cac hanh trinh snippets", "cac dan trinh slippers"
"python using a grippers" » "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: "((((\"python using a grippers\") OR (\"cac dan trinh snippets\"))) OR (\"locating bugs code snippets\"))~".
• Removing quotes may allow a broader search: (((( python using a grippers ) OR ( cac dan trinh snippets ))) OR ( locating bugs code snippets ))~.
• Adding a wildcard symbol may retrieve word variants: (((("python using a grippers") OR ("cac dan trinh snippets"))) OR ("locating bugs code snippets"))*.