I'm not sure about the main four but the main six are machinery and equipment, computers, chemicals, pharmaceuticals, live animals, and animal products.
Well their are actually around 14 republics which comprised the USSR, the main ones and most popular were Russia, Belarussia, Ukraine, and Kazakhstan
Philippines Main exports aremurtazarushishuponzabimansoorasif
no exports
Oil and fish are the main exports.
asia's main exports are medicines iron steel
Poles, mostly. Ask the British or the Irish. ;). Also coal, some computer chips used in microvawes, refrigirators and such, and more Poles.
Leading exports simply means main exports.
Canada's main exports are by attitude economy and markering adversiments...
The main exports of Belize are petroleum oils and bananas and the the main imports are cigars.
Yes, rice is one of China's main exports.
The main exports from the Caribbean are bauxite, nickel, timber, iron, petroleum and sugar.
Three main exports of the south were tobacco, rice, and indigo. :)