We find several elements in these items that can make difficult its reading, if we want to know “what is it about”, but they will be very useful if we are researches involved with the topic and what we want to know is “how they did it”. 
Tunakutana na mambo kadhaa katika kanuni hizi ambazo wakati mwingine ni vigumu kusomeka, kama tungependa kujua "maana yake hasa", lakini kanuni hizi huwa muhimu sana kama sisi watafiti wenyewe tunaelewa mada husika na tunataka kujua "naona ilivyotokea".