Youtube上的频道如 Aprendendo Química - Prof. Alexandre Oliveira


134,000 2.48%

3,390,000 1.13%



36,400 9.62%

45,300 6.12%

106,000 7.82%



1,310,000 3.95%

20,600 4.85%

206,000 8.15%


867,000 8.37%

161,000 11.87%

3,740,000 7.2%

3,060,000 10.83%

813,000 3.93%

364,000 3.05%

1,950,000 9.58%


3,210,000 2.78%

4,070,000 2.84%