TEXT LENGTH
DIFFICULT DUTY   14
DIFFICULT HIKE   14
DIFFICULT MATTER TO SOLVE   25
DIFFICULT CONDITIONS   20
DIFFICULT JOURNEYS   18
DIFFICULT MATTER   16
DIFFICULT OBLIGATION   20
DIFFICULT CONCERN   17
DIFFICULT PERSON   16
DIFFICULT OR DANGEROUS SITUATION   32
DIFFICULT JOURNEY   17
DIFFICULT PUZZLE   16
DIFFICULT PERIOD   16
DIFFICULT OR LABORED RESPIRATION   32
DIFFICULT POSITION   18
DIFFICULT PROBLEM   17
DIFFICULT SITUATION OR DILEMMA   30
DIFFICULT RESPONSIBILITY   24
DIFFICULT SLOG   14
DIFFICULT SHOT   14
DIFFICULT TO ANALYZE OR UNDERSTAND   34
DIFFICULT QUESTION   18
DIFFICULT TIMES   15
DIFFICULT PROBLEMS   18
DIFFICULT TO ACCOMPLISH   23
DIFFICULT TESTS   15
DIFFICULT SITUATION   19
DIFFICULT SITUATIONS   20
DIFFICULT SKATING JUMP   22
DIFFICULT SPOT   14
DIFFICULT TO BEAR   17
DIFFICULT STRUGGLE   18
DIFFICULT TASK   14
DIFFICULT TASKS   15
DIFFICULT TO BEND   17
DIFFICULT TO CATCH   18
DIFFICULT TO CARRY   18
DIFFICULT TO CLIMB   18
DIFFICULT TO DESCRIBE   21
DIFFICULT TO DEAL WITH   22
DIFFICULT TO CONTROL   20
DIFFICULT TO FORGET   19
DIFFICULT TO GRASP   18
DIFFICULT TO LIFT   17
DIFFICULT TO FATHOM   19
DIFFICULT TO MOVE   17
DIFFICULT TO DISENTANGLE   24
DIFFICULT TO FIND   17
DIFFICULT TO MISS   17
DIFFICULT TO ENDURE   19
DIFFICULT TO PIN DOWN   21
DIFFICULT TO RESOLVE   20
DIFFICULT TO HOIST   18
DIFFICULT TO PENETRATE   22
DIFFICULT TO SOLVE   18
DIFFICULT TO SORT OUT   21
DIFFICULT TO PLEASE   19
DIFFICULT WALK   14
DIFFICULT UNDERTAKING   21
DIFFICULT TRIP   14
DIFFICULT TO UNDERSTAND   23
DIFFICULT WEIGHT   16
DIFFICULT TO SCALE   18
DIFFICULT WORD   14
DIFFICULT, AS A PUZZLE   22
DIFFICULT TO WATCH   18
DIFFICULT WORK   14
DIFFICULT, AS A CHALLENGE   25
DIFFICULT, AS A PROBLEM   23
DIFFICULT YEARS   15
DIFFICULT TOOTH FOR A DENTIST TO FILL   37
DIFFICULT, AS A SITUATION   25
DIFFICULTY   10
DIFFICULTLY   11
DIFFICULT TRIAL   15
DIFFICULT, INTRICATE   20
DIFFICULTY IN THE THROAT   24
DIFFICULTIES   12
DIFFICULTY SPEECH   17
DIFFICULTY INCREASER IN DIVING   30
DIFFICULTY, SO TO SPEAK   23
DIFFICULTY, INFORMALLY   22
DIFFICULTY OR PROBLEM   21
DIFFICULTY, TO THE BARD   23
DIFFICULTY OR DISADVANTAGE   26
DIFFIDENT   9
DIFFUSE THROUGH   15
DIFFUSE SLOWLY   14
DIFFIDENCE   10
DIFFUSION   9
DIFFUSE   7
DIFFUSED THROUGH A MEMBRANE   27
DIG   3
DIG DEEP   8
DIG DISCOVERIES   15
DIG DEEP (INTO)   15
DIG A LOT   9
DIFFUSIVE   9
DIG FINDS   9
DIG DEEPLY (INTO)   17
A B C D E F G H I J K L M N O P Q R S T U V W X Y Z