Check the following comparison and find the errors in the paragraph.

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Brandon and Brenda had traveled last holiday. Although they are twins, both of them had different styles of traveling. Brandon went with a group to get in nature, while Brenda going solo and just went around in the city. Brandon is a chef, so he traveling for food to get some inspiration. Brenda is an archeologist, so she traveled for culture and just relaxes.
Mention all the errors in the paragraph relating to the Simple Past Tense!