استعرض حسب الموضوع

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الموضوع
tasks [1]
Teachers And Teaching. [1]
technical [1]
technical progress [1]
technique [1]
techniques [4]
technological device [1]
technological industries. [1]
Technology [1]
technology. [1]
Telephone. [1]
The developing countries [1]
The economic growth [1]
the economic growth [2]
The economic growth. [2]
the economy [1]
the genetic algorithms [1]
the individual [1]
The linear programming [1]
the national income. [1]