Moon and Rahu combination at any house, my addition is this happens if Rahu and Moon exchange aspects with each other.

• IF any problem then Taking lots of tension in small small things, not good sleep
• Intention to take susite harm himself to study but can not concentrate in study
• These people doing lots of hard work but result get less
• Mantally harassment if this combination
• Conceder digreen diffrence in between two planets, if difference is more then power is less ,
   if diference is less then result is more bed. If the same combination is found at D1 and D9 
  then its worst result.
• This results manifest while Moon or Rahu maha dash antar dash prati antar dash come.
• Remedy :- Every day touch feets of Mother, weare Silver jeweller more, Chant Gayatri Mantra,  
  Visit Siv temple reguraly, Rudra abhishek, 
• Do not take him self any important decission always take help from wise persons to take 
  decission.
• If Moon and Rahu at below Houses
• 10th house :- Changing Job frequently, not get good position in office, financial not well, if 
  doing business then lots of problem day to day affairs loss in business, social status not
   able to achieve,
• 7th House :- Problem in marriage, not able to early marriage, late in marriage, break in 
  engagement, after marriage problem with spouse, if 7th house owner is not well settled then chance is for divorce.
• 5th House :- Lots of issues and problems in study, child birth problems, do not invest in 
  speculation business like share market lots of loss may happen. 
• 4th House :- Delly in purchasing House, get a house as vastu dos, distrabuence in femily
   relationship, laxmi not staying at house