To learn more about Vietnamese Thiền, one can start by researching its history and origins. Thiền, also known as Vietnamese Zen Buddhism, has its roots in Mahayana Buddhism and was introduced to Vietnam in the 7th century by Indian monk Vinitaruci. It was later developed and popularized by Vietnamese masters such as Vô Ngôn Thông and Thích Thiên-Ân.

One can also learn about Thiền through reading books and articles written by Vietnamese Zen masters and scholars. These writings often provide insights into the principles and practices of Thiền, as well as its unique blend of Vietnamese culture and Buddhism.

Attending Thiền meditation retreats and workshops is another way to learn more about this practice. These retreats are often led by experienced masters and offer a hands-on experience of Thiền meditation techniques and teachings. They also provide an opportunity to connect with the Thiền community and learn from other practitioners.

Visiting Vietnamese temples and monasteries is also a great way to learn about Thiền. These places often offer meditation sessions, Dharma talks, and other activities that can deepen one's understanding of Thiền. It is also a chance to observe the daily life of Thiền practitioners and experience the peaceful atmosphere of these sacred spaces.

In addition, there are many online resources available for those interested in learning more about Vietnamese Thiền. There are websites and social media pages dedicated to sharing teachings, stories, and news related to Thiền. These platforms also provide a platform for connecting with other practitioners and asking questions to experienced masters.

Finally, one can also learn about Thiền by talking to Vietnamese Zen practitioners and masters. They can offer personal insights and experiences that can deepen one's understanding of this practice. It is also a great opportunity to ask questions and clarify any doubts about Thiền.

In conclusion, learning more about Vietnamese Thiền involves a combination of research, practice, and connecting with the Thiền community. With dedication and an open mind, one can gain a deeper understanding and appreciation for this unique form of Zen Buddhism.