You have just givern a reason why your strikers are not scoring! you said you never play the same formation or tactics!!!, this is the worst thing you can do as you never know what formation to play!, your team is playing different formations every match and all your doing is trying a different one!. you need to pick a formation and stick to it!, just because you lost one match does not mean you lose the next one with that formation! you have to give it time and build it up!, there are to many variables in the game to keep altering formations every game!.