<prompt> Translate the following text to EnglishUtafiti wa eneo, ethnography, uchunguzi, na uchunguzi wa mshiriki unaofanana na kwamba mtazamaji yuko mahali fulani, anakaa mahali hapo kwa muda mrefu, ana kubadilika katika kuamua ni data gani ya kukusanya kutoka kwa nani na chini ya hali gani, na anaweza kupanga uchunguzi kulingana na maana ya matukio kwa washiriki badala ya kuamua mapema.  <response>: The techniques include fieldwork, ethnography, observation, and participant observation and have in common that an observer is physically present at a site, stays at the site for a fairly long time, has flexibility in deciding what data to collect from whom and under what circumstances, and can organize the inquiry according to the meaning of events to the participants rather than having to decide beforehand 