classcentral.com 的自然流量、热门关键词、排名和 SEO 数据。
| # | 关键词 | 搜索量 | KD | CPC | 预计流量 | 排名 | 国家 |
|---|---|---|---|---|---|---|---|
| 1 | nptel online courses | 29,200 | 8 | N/A | 1,606 | 5 |  IN |
| 2 | nptel courses | 18,800 | 12 | $0.40 | 1,410 | 4 | IN |
| 3 | coursera courses | 6,200 | 25 | $0.20 | 992 | 2 | IN |
| 4 | nptel online course | 16,700 | 10 | N/A | 918 | 5 | IN |
| 5 | udemy courses free download | 4,800 | 26 | $1.11 | 768 | 2 | IN |
| 6 | coursea | 19,300 | 24 | $0.00 | 675 | 6 |  US |
| 7 | udemy courses | 4,000 | 23 | $0.00 | 640 | 2 |  UK |
| 8 | nptel | 10,400 | 10 | $0.00 | 572 | 5 | US |
| 9 | edx courses | 3,200 | 26 | $0.00 | 568 | 2 | UK |
| 10 | guru99 | 5,300 | 18 | $0.00 | 556 | 3 | US |
| 11 | guru 99 | 7,100 | 27 | $0.35 | 532 | 4 | IN |
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