opeational research sound of pronunciation

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opeational research in Hindi：संक्रियाविज्ञान

Neighbors

"opaqueness" sound, "opeating expenses" sound, "opeational audit" sound,

"opeational goal" sound

"opeational guideline" sound

"opeational review" sound

"opeative level" sound

"opec organisation of petroleum exporting countries" sound