History (2) Characters (2) Description and travel (2) Wealth (2) Production (Economic theory) (2) Informers (2) Imagination (2) Hypothesis (2) Head (2) Experience (2) Comprehension (2) Blood--Sedimentation (2) Ability (2) Reading (2) Writing (2) Measurement (2) Graphemics (2) Quality (2) Students (2) Experiments (2) Imaginación (2) Experiencia (2) Cabeza (2) Producción (2) Historia (2) Medición (2) Escritura (2) Delatores (2) Lectura (2) Sangre--Sedimentación (2)