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HCO abbr. stresses
oil	тяжёлый рецикловый газойль (Yerkwantai); ТРГ (Yerkwantai)
English thesaurus
HCO abbr.
abbr.	hydraulic clearance optimization (CIRCUIT)
abbr., astr.	Harvard College Observatory (Vosoni)
abbr., avia.	hangar control officer
abbr., busin.	higher clerical officer
abbr., earth.sc.	Holocene Climatic Optimum
abbr., el.	horizontal control; host connectivity options
abbr., health.	Healthcare Community Online
abbr., law	Hearing Carry Over
abbr., mil.	helicopter control officer
abbr., mil., avia.	high current output
abbr., nautic., scient.	Head of Contracting Office
abbr., oil	heavy cycle oil (Yerkwantai); hydrocarbon oxidizing; hydrogenated castor oil
abbr., scottish	Hanger / Helicopter Control Officer
abbr., st.exch.	Huntco, Inc.
abbr., tradem.	Health Care Organization; Hollister Company; Hubbard Communications Office
mil.	head commander; headquarters catalog office; horizontal control operator
oil, abbr.	heavy FCC cycle gas oil

HCO: 2 phrases in 2 subjects

Communications	1
Makarov	1