Talvez deva tentar algumas variações de ortografia:
sequences methodological » sequential methodological (Expandir a busca), sequencia metodologica (Expandir a busca), science methodological (Expandir a busca)
methodological problems » methodological process (Expandir a busca), methodological profile (Expandir a busca), methodological proposals (Expandir a busca)
cdna sequences » dna sequences (Expandir a busca), rdna sequences (Expandir a busca), dna sequence (Expandir a busca)
python python » pythons python (Expandir a busca), piton python (Expandir a busca), pitons python (Expandir a busca)
using python » usando python (Expandir a busca), in python (Expandir a busca)
using using » housing using (Expandir a busca), aging using (Expandir a busca), ring using (Expandir a busca)
code cdna » code cdma (Expandir a busca), code ctn (Expandir a busca), code cdc (Expandir a busca)

Você pode obter mais resultados ajustando o argumento de busca.

• Remover as aspas pode possibilitar buscas mais amplas: (( code cdna sequences methodological problems ) OR ( using using python python programming ))~.