sonda  -  sound

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sonda  -  plunger

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sonda  -  well

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sonda  -  marker

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sonda  -  bore

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sonda  -  drill

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sonda  -  sounder

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sondare  -  sounding

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sondaj  -  boring

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sondaj  -  sounding

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sonda productiva  -  producer

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sondare  -  drilling

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