Improving Transformer-Based Neural Machine Translation with Prior Alignments

Table 8

Translations of a Vietnamese sentence comprising 15 tokens.

	Testcase 2
Vietnamese source	“do tác dụng phụ nên 10% bệnh nhân ngừng uống thuốc trong hai năm.”
English reference	“as a result of the side effects, 10% of the patients had stopped taking the drug within two years.”
Translation by transformer	“due to the effects of 10% of the patient who took 10% of drinking pills for two years.”
Translation by transformer-M	“due to side side effects should stop 10% of the patient who stopped the medicine for two years.”
Translation by transformer-S3	“due to side effects, 10% of patients stop taking drugs in two years.”