"0","```r
```r
library(tidytext)

marx_df %>%
  unnest_tokens(word, text)
```
```"
"1","
-- Column specification ---------------------------------------------------------
cols(
  tipo = col_character(),
  autor = col_character(),
  titulo = col_character(),
  texto = col_character()
)
"
"0","```r
marx_engels
```"
