h_academie gives access to the Academie francaise's dictionary.
h_etz gives access to the EveryTimeZone website.
h_framasoft gives access to several free web services (as in speech and in
half pint of beer) that are good alternatives to GAFA services.
h_lexilogos gives access to hundreds of dictionaries in many languages.
h_googletranslate, h_interglot, h_reverso, h_linguee,
h_promt, h_reverso, h_systran provide translation engines.
h_linguee returns examples with long sentences.
h_tad and h_tadsm gives access to a website dedicated to date
and time conversion plus timezone management.
h_yacy is a decentralized peer-to-peer web search software.
Using the regular R format "w1 w2 w3" rather than w1, w2, w3 makes sense as most
engines collapse the words into character chains "w1 w2 w3", "w1+w2+w3" or "w1-w2-w3".