Invited Papers -- Programming with Multiple Paradigms in Lua -- Constraint Based Strategies -- Contributed Papers -- Integrating ILOG CP Technology into -- Termination of Context-Sensitive Rewriting with Built-In Numbers and Collection Data Structures -- Semantic Labelling for Proving Termination of Combinatory Reduction Systems -- A Taxonomy of Some Right-to-Left String-Matching Algorithms -- Type Checking and Inference Are Equivalent in Lambda Calculi with Existential Types -- Fast and Accurate Strong Termination Analysis with an Application to Partial Evaluation -- New Results on Type Systems for Functional Logic Programming -- A Simple Region Inference Algorithm for a First-Order Functional Language -- A Theoretical Framework for the Declarative Debugging of Functional Logic Programs with Lambda Abstractions.