regex101: PCRE2 (PHP) Match Workspace

Regular Expression

(?:soy|almond)\s?[\w\(\)]+\s?(milk)

...almondmilk                 n
...almond milk                n
...almond word(s) milk...     y
...almondword(s)milk...       y
...soymilk...                 n
...soy milk...                n
...soy word(s) milk...        y
...soyword(s)milk...          y

(The Ys and Ns at the end are just a reminder of which ones should match)

Extraction

...almondmilk                 n
...almond milk                n
...almond word(s) milk...     y
...almondword(s)milk...       y
...soymilk...                 n
...soy milk...                n
...soy word(s) milk...        y
...soyword(s)milk...          y

(The Ys and Ns at the end are just a reminder of which ones should match)