11.   However, sometimes this may give rise to unwanted effects.

a. + effect >>共 805
long-term 3.00%
negative 2.93%
immediate 2.88%
adverse 2.65%
positive 2.46%
same 2.34%
ill 2.11%
overall 1.57%
opposite 1.49%
possible 1.49%
unwanted 0.08%
unwanted + n. >>共 532
pregnancy 10.66%
attention 4.46%
advance 4.25%
child 2.38%
visitor 1.80%
guest 1.73%
e-mail 1.73%
hair 1.51%
baby 1.15%
animal 1.01%
effect 0.79%
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