Odds given by a match depends on how the house edge handles winrate. For instance for some the odds can be slightly higher in other platforms from what i've experienced. Your technique is doable but this type of bets can be risky according to the photo shown above. What site are you betting on, by the way?
I think odds giving is based on activities of the clubs, and how influential is the particular club, and another aspect, is how regular the wins matches, I believe this is the strategies they use to give odds to a specific club match, going in the aspect of performance, club's can performed well today and tomorrow it happened to lose in terms of performance, shall we are all assuming, but from the subsequent winning a club can be grade higher.