obso - on-s
- oil revenues
- oil securities
- oil slick
- oil spill
- oil spillage
- oil state
- oil-consuming country
- oil-exporting country
- oil-exporting nation
- oil-extracting industry
- oil-for-food deal
- oil-import fee
- oil-importing country
- oil-led inflation
- oil-price shock
- oil-producing area
- oil-producing country
- oil-rich nation
- oilcan operation
- oilgate
