abbreviated sayings

[fred1]

Any help please with these abbreviated sayings,, many thanks if you can.
1- C, B N C
2 - H J A D S T H
3 - B O G B G
4 - A B W A B H T
5 - J O A T, M O N
6- A M O T L, A L O T H

[piggling]

3 beware of greeks bearing gifts

[piggling]

1 close but no cigar

[Jan1957]

6. A moment on the lips, a life on the hips

[piggling]

4 a bad workman always blames his tools

[piggling]

5 Jack of all trades, master of none

[valerieb1254]

2) Home,James and don't spare the horses.
http://www.usingenglish.com/reference/idioms/h .html