en su mayoría

mostly, for the most part

fueron

1. third-person plural preterite indicative of ir
2. third-person plural preterite indicative of ser

hallados

masculine plural of hallado

en

1. in, at, on
2. in (a time)
3. in (a language)
4. used after some verbs and translated by various prepositions in English
5. in (in various expressions)

las

• Article

  the

• Pron
• Noun

de la

of the

cultura

• Noun

  culture

• Verb

chancay

1. Chancay
2. Something of poor quality