1. Search is not case sensitive
2. Search a phrase in quotes
Examples:
"soviet union"
"economic development"
3. Truncation "*" and "?"
Examples:
econom* (economic or economical or economically or economics or economy)
m?n (man or men)
4. Booleon Operators "and", "or", and "not"
Examples:
amenia and "economic development"
"baltic states"and "recent construction projects"
"soviet union" not russia
5. Use brackets
Examples:
(Latvia or Lithuania or Moldavia or Moldova) and "current development"
(russia or estonia) and (WTO or "world trade organization")
Soviet Union (Union of Soviet Socialist Republics or U.S.S.R.) was formed in 1922 and disolved in 1991."The Soviet Union was the world's largest country. At its greatest extent, it covered an area of 8.6 million square miles (22.3 million square kilometers), almost seven times the area of India and two and a half times that of the United States. It encompassed one sixth of the Earth's landmass, including half of Europe and about two fifths fo Asia. The population of the country in 1991 was more than 290 million." - Compton's Encyclopedia by Britannica 2010.
There are 15 post-Soviet statesincluding Armenia, Azerbaijan, Belorussia (now Belarus), Estonia, Georgia, Kazakhstan, Kirghizia (now Kyrgyzstan), Latvia, Lithuania, Moldavia (now Moldova), Russia, Tajikistan, Turkmenistan, Ukraine, and Uzbekistan. Other names that are used for those areas may include Newly Independent States (NIS) or post-Soviet states.