where do u expert in your field vs where r u expert in your field

Some examples from the web:

• Why do u looking at me? - Appearance of writing.
• So that makes me an expert in supernatural cancer treatment.
• Sonya mentioned a satellite expert in Miami.
• How do u plan to get all that money?
• - How do u plan to get all that money?
• He has spoken of your rise in your field.
• I think that's more your field, Brian.
• Radiology is not your field, Frank.
• It's the highest honor in your field.
• They're headed to your field office right now.
• But your fields are not worked on.
• That's your field, Agent Reeves.
• And I'll be anticipating your field reports on your current homicide case.
• Good. Then take your field experience to the front.
• You are the tops in your field.
• Your field is the anthropological study of Caribbean culture.
• You need the approval of your field officer...
• So, here's your field.
• I believe that's your field of expertise.
• I'm here to offer full operational coordination with your field efforts.

Some examples from the web:

• Not now, she got D-R-U...
• My man, I'm an average j-o-e looking to score some d-r-u-gs.
• Pam? r u finally ready? totally.
• H-r-u-n-d-i. Wait till l tell them at home that l met him.
• Public money should be invested where R &D is the most appropriate.
• Appeal against the Order of the President of the Civil Service Tribunal of the European Union of 18 December 2009 in Case F-92/09 R U v Parliament, not yet reported in the ECR, seeking to have that order set aside.
• The Order of the President the Civil Service Tribunal of the European Union of 18 December 2009 in Case F-92/09 R U v Parliament, not yet reported in the ECR, is set aside;
• Appeal brought on 5 March 2010 by the European Parliament against the order of 18 December 2009 of the President of the Civil Service Tribunal in Case F-92/09 R U v Parliament
• Emin shall fulfil the condition: Emin >= 2R, where R is the smallest scale interval of the indication device.
• This filter creates a big star reminding a super-nova. It works with RGB and GRAY images. Light effect decreases according to 1/r where r is the distance from star center.
• So that makes me an expert in supernatural cancer treatment.
• Sonya mentioned a satellite expert in Miami.
• He has spoken of your rise in your field.
• I think that's more your field, Brian.
• Radiology is not your field, Frank.
• It's the highest honor in your field.
• They're headed to your field office right now.
• But your fields are not worked on.
• That's your field, Agent Reeves.
• And I'll be anticipating your field reports on your current homicide case.