Two men, Andreas Akwaake (53) and Immanuel Iipinge (39), were arrested in Noordoewer on March 28 for being in possession of N$750,000 in cash.
The suspects appeared before the Karasburg Magistrate's Court last week and were subsequently denied bail.
The police have arrested two more suspects in a N$29.9 million fraud from a fishing company at Walvis Bay.
The latest arrest brings the total number of suspects to six.
Victoria George (34), who is self-employed, is believed to be the mastermind of the alleged fraud and money laundering case.
Three men aged between 21 and 27 were arrested on Monday morning after they were found in possession of five suspected stolen donkeys at Uukwanandjenga village in the Tsandi Constituency of the Omusati Region.
Police in the Omusati Region have arrested two male learners, aged 15 and 10, while another is on the run for allegedly raping a 9-year-old girl at Omaandi village in Oshikuku constituency.
Eight suspects were arrested at Rundu after a Grade 2 teacher was robbed by two men while she was teaching at the Rudolf Ngondo Primary School on Thursday.
It is alleged that the teacher withdrew an amount of N$14,000 from a local bank, meant for the regional sports event before she headed to school.
The public is warned not to buy or sell suspected stolen goods.
This comes after the Windhoek City Police arrested a syndicate that is buying stolen gadgets destined for a neighboring country known to the police.
Two police officers have been arrested for allegedly accepting a bribe of N$10 000.
It is alleged that the two officers were part of the operation deployed on the B1 weighbridge mini-roadblock.
The members stopped a vehicle and confiscated contraband items including Yes cigarettes and Whiskey.
