phrase: Declare a compound character to be a sequence of separate...
In koheiw/quanteda.core: Quantitative Analysis of Textual Data

Description Usage Arguments Value Examples

Declares that a whitespace-separated expression consists of multiple patterns, separated by whitespace. This is typically used as a wrapper around pattern() to make it explicit that the pattern elements are to be used for matches to multi-word sequences, rather than individual, unordered matches to single words.

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phrase(x)

is.phrase(x)

`x`	the sequence, as a `character` object containing whitespace separating the patterns

phrase returns a specially classed list whose white-spaced elements have been parsed into separate character elements.

is.phrase returns TRUE if the object was created by phrase(); FALSE otherwise.

# make phrases from characters
phrase(c("a b", "c d e", "f"))

# from a dictionary
phrase(dictionary(list(catone = c("a b"), cattwo = "c d e", catthree = "f")))

# from a collocations object
(coll <- textstat_collocations(tokens("a b c a b d e b d a b")))
phrase(coll)