แต่ในการดำเนินงานของอุทยานฯ ยังไม่ป

แต่ในการดำเนินงานของอุทยานฯ ยังไม่ประสบผลสำเร็จเท่าที่ควร
Has not achieved enough.

Results (English) 1:

But in the operation of the National Park did not succeed as much as it should.Has not achieved enough.

Results (English) 2:

But in the operation of the park. Not successful enough
Has not achieved enough.

Results (English) 3:

But in the operation of the park. Not as successful as it should
Has not achieved enough.