Talvez deva tentar algumas variações de ortografia:
decrease learning » increases learning (Expandir a busca), decreases weaning (Expandir a busca), defense learning (Expandir a busca)
learning projects » learning process (Expandir a busca), learning objects (Expandir a busca), learning processes (Expandir a busca)
increases during » increase during (Expandir a busca), increases brain (Expandir a busca)
during decrease » during increased (Expandir a busca), during depressed (Expandir a busca), during disease (Expandir a busca)
akt increases » and increases (Expandir a busca), but increases (Expandir a busca), ai increases (Expandir a busca)
decrease akt » decrease at (Expandir a busca), decrease and (Expandir a busca), decrease after (Expandir a busca)
decrease of » decrease in (Expandir a busca)
of decrease » or decrease (Expandir a busca), not decrease (Expandir a busca), to decrease (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( decrease akt increases during decrease ) OR ( decrease of decrease learning projects ))~.